Home / 93,921.64-129,507.78-59,876.20

Finding the Fourth Proportional to 93,921.64, 129,507.78 and 59,876.20

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Solution

The fourth proportional to 93,921.64, 129,507.78 and 59,876.20 is: 82,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,921.64 : 129,507.78 = 59,876.20 : x
  2. Step 2: Convert to fraction form
    93,921.64/129,507.78 = 59,876.20/x
  3. Step 3: Cross multiply
    93,921.64x = 129,507.78 × 59,876.20
  4. Step 4: Simplify right side
    93,921.64x = 7,754,433,736.84
  5. Step 5: Solve for x
    x = 7,754,433,736.84/93,921.64
  6. Step 6: Final answer
    x = 82,562.80

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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.