Home / 97,055.17-133,935.18-56,761.30

Finding the Fourth Proportional to 97,055.17, 133,935.18 and 56,761.30

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Solution

The fourth proportional to 97,055.17, 133,935.18 and 56,761.30 is: 78,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,055.17 : 133,935.18 = 56,761.30 : x
  2. Step 2: Convert to fraction form
    97,055.17/133,935.18 = 56,761.30/x
  3. Step 3: Cross multiply
    97,055.17x = 133,935.18 × 56,761.30
  4. Step 4: Simplify right side
    97,055.17x = 7,602,334,932.53
  5. Step 5: Solve for x
    x = 7,602,334,932.53/97,055.17
  6. Step 6: Final answer
    x = 78,330.04

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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.