Home / 73,931.17-111,395.56-61,071.49

Finding the Fourth Proportional to 73,931.17, 111,395.56 and 61,071.49

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Solution

The fourth proportional to 73,931.17, 111,395.56 and 61,071.49 is: 92,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,931.17 : 111,395.56 = 61,071.49 : x
  2. Step 2: Convert to fraction form
    73,931.17/111,395.56 = 61,071.49/x
  3. Step 3: Cross multiply
    73,931.17x = 111,395.56 × 61,071.49
  4. Step 4: Simplify right side
    73,931.17x = 6,803,092,828.58
  5. Step 5: Solve for x
    x = 6,803,092,828.58/73,931.17
  6. Step 6: Final answer
    x = 92,019.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.