Home / 48,139.56-72,217.02-16,970.28

Finding the Fourth Proportional to 48,139.56, 72,217.02 and 16,970.28

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Solution

The fourth proportional to 48,139.56, 72,217.02 and 16,970.28 is: 25,458.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.56 : 72,217.02 = 16,970.28 : x
  2. Step 2: Convert to fraction form
    48,139.56/72,217.02 = 16,970.28/x
  3. Step 3: Cross multiply
    48,139.56x = 72,217.02 × 16,970.28
  4. Step 4: Simplify right side
    48,139.56x = 1,225,543,050.17
  5. Step 5: Solve for x
    x = 1,225,543,050.17/48,139.56
  6. Step 6: Final answer
    x = 25,458.13

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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.