Home / 48,607.08-67,047.30-29,711.40

Finding the Fourth Proportional to 48,607.08, 67,047.30 and 29,711.40

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Solution

The fourth proportional to 48,607.08, 67,047.30 and 29,711.40 is: 40,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.08 : 67,047.30 = 29,711.40 : x
  2. Step 2: Convert to fraction form
    48,607.08/67,047.30 = 29,711.40/x
  3. Step 3: Cross multiply
    48,607.08x = 67,047.30 × 29,711.40
  4. Step 4: Simplify right side
    48,607.08x = 1,992,069,149.22
  5. Step 5: Solve for x
    x = 1,992,069,149.22/48,607.08
  6. Step 6: Final answer
    x = 40,983.11

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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.