Home / 113,959,402.76-157,264,523.27-61,748,424.58

Finding the Fourth Proportional to 113,959,402.76, 157,264,523.27 and 61,748,424.58

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Solution

The fourth proportional to 113,959,402.76, 157,264,523.27 and 61,748,424.58 is: 85,213,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,959,402.76 : 157,264,523.27 = 61,748,424.58 : x
  2. Step 2: Convert to fraction form
    113,959,402.76/157,264,523.27 = 61,748,424.58/x
  3. Step 3: Cross multiply
    113,959,402.76x = 157,264,523.27 × 61,748,424.58
  4. Step 4: Simplify right side
    113,959,402.76x = 9,710,836,554,418,800
  5. Step 5: Solve for x
    x = 9,710,836,554,418,800/113,959,402.76
  6. Step 6: Final answer
    x = 85,213,122.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.