Home / 93,944.16-129,644-53,663.24

Finding the Fourth Proportional to 93,944.16, 129,644 and 53,663.24

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Solution

The fourth proportional to 93,944.16, 129,644 and 53,663.24 is: 74,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,944.16 : 129,644 = 53,663.24 : x
  2. Step 2: Convert to fraction form
    93,944.16/129,644 = 53,663.24/x
  3. Step 3: Cross multiply
    93,944.16x = 129,644 × 53,663.24
  4. Step 4: Simplify right side
    93,944.16x = 6,957,117,086.56
  5. Step 5: Solve for x
    x = 6,957,117,086.56/93,944.16
  6. Step 6: Final answer
    x = 74,055.88

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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.