Home / 93,932.27-129,621.72-53,638.17

Finding the Fourth Proportional to 93,932.27, 129,621.72 and 53,638.17

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Solution

The fourth proportional to 93,932.27, 129,621.72 and 53,638.17 is: 74,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,932.27 : 129,621.72 = 53,638.17 : x
  2. Step 2: Convert to fraction form
    93,932.27/129,621.72 = 53,638.17/x
  3. Step 3: Cross multiply
    93,932.27x = 129,621.72 × 53,638.17
  4. Step 4: Simplify right side
    93,932.27x = 6,952,671,266.40
  5. Step 5: Solve for x
    x = 6,952,671,266.40/93,932.27
  6. Step 6: Final answer
    x = 74,017.92

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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.