Home / 48,641.13-67,124.76-27,420.40

Finding the Fourth Proportional to 48,641.13, 67,124.76 and 27,420.40

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Solution

The fourth proportional to 48,641.13, 67,124.76 and 27,420.40 is: 37,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,641.13 : 67,124.76 = 27,420.40 : x
  2. Step 2: Convert to fraction form
    48,641.13/67,124.76 = 27,420.40/x
  3. Step 3: Cross multiply
    48,641.13x = 67,124.76 × 27,420.40
  4. Step 4: Simplify right side
    48,641.13x = 1,840,587,754.19
  5. Step 5: Solve for x
    x = 1,840,587,754.19/48,641.13
  6. Step 6: Final answer
    x = 37,840.15

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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.