Home / 113,954,791.04-157,257,670.76-61,743,867.72

Finding the Fourth Proportional to 113,954,791.04, 157,257,670.76 and 61,743,867.72

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Solution

The fourth proportional to 113,954,791.04, 157,257,670.76 and 61,743,867.72 is: 85,206,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,954,791.04 : 157,257,670.76 = 61,743,867.72 : x
  2. Step 2: Convert to fraction form
    113,954,791.04/157,257,670.76 = 61,743,867.72/x
  3. Step 3: Cross multiply
    113,954,791.04x = 157,257,670.76 × 61,743,867.72
  4. Step 4: Simplify right side
    113,954,791.04x = 9,709,696,821,360,752
  5. Step 5: Solve for x
    x = 9,709,696,821,360,752/113,954,791.04
  6. Step 6: Final answer
    x = 85,206,569.49

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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.