Home / 49,387.88-74,070.30-14,318.12

Finding the Fourth Proportional to 49,387.88, 74,070.30 and 14,318.12

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Solution

The fourth proportional to 49,387.88, 74,070.30 and 14,318.12 is: 21,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,387.88 : 74,070.30 = 14,318.12 : x
  2. Step 2: Convert to fraction form
    49,387.88/74,070.30 = 14,318.12/x
  3. Step 3: Cross multiply
    49,387.88x = 74,070.30 × 14,318.12
  4. Step 4: Simplify right side
    49,387.88x = 1,060,547,443.84
  5. Step 5: Solve for x
    x = 1,060,547,443.84/49,387.88
  6. Step 6: Final answer
    x = 21,473.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.