Home / 93,868.50-129,538.54-56,151.66

Finding the Fourth Proportional to 93,868.50, 129,538.54 and 56,151.66

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Solution

The fourth proportional to 93,868.50, 129,538.54 and 56,151.66 is: 77,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,868.50 : 129,538.54 = 56,151.66 : x
  2. Step 2: Convert to fraction form
    93,868.50/129,538.54 = 56,151.66/x
  3. Step 3: Cross multiply
    93,868.50x = 129,538.54 × 56,151.66
  4. Step 4: Simplify right side
    93,868.50x = 7,273,804,054.98
  5. Step 5: Solve for x
    x = 7,273,804,054.98/93,868.50
  6. Step 6: Final answer
    x = 77,489.30

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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.