Home / 113,954,278.59-157,256,684.69-61,744,727.43

Finding the Fourth Proportional to 113,954,278.59, 157,256,684.69 and 61,744,727.43

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Solution

The fourth proportional to 113,954,278.59, 157,256,684.69 and 61,744,727.43 is: 85,207,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,954,278.59 : 157,256,684.69 = 61,744,727.43 : x
  2. Step 2: Convert to fraction form
    113,954,278.59/157,256,684.69 = 61,744,727.43/x
  3. Step 3: Cross multiply
    113,954,278.59x = 157,256,684.69 × 61,744,727.43
  4. Step 4: Simplify right side
    113,954,278.59x = 9,709,771,132,420,780
  5. Step 5: Solve for x
    x = 9,709,771,132,420,780/113,954,278.59
  6. Step 6: Final answer
    x = 85,207,604.77

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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.