Home / 93,887.52-129,564.76-56,170.64

Finding the Fourth Proportional to 93,887.52, 129,564.76 and 56,170.64

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Solution

The fourth proportional to 93,887.52, 129,564.76 and 56,170.64 is: 77,515.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,887.52 : 129,564.76 = 56,170.64 : x
  2. Step 2: Convert to fraction form
    93,887.52/129,564.76 = 56,170.64/x
  3. Step 3: Cross multiply
    93,887.52x = 129,564.76 × 56,170.64
  4. Step 4: Simplify right side
    93,887.52x = 7,277,735,490.65
  5. Step 5: Solve for x
    x = 7,277,735,490.65/93,887.52
  6. Step 6: Final answer
    x = 77,515.47

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1.5x scale

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.