Home / 48,401.26-72,187.88-42,516.70

Finding the Fourth Proportional to 48,401.26, 72,187.88 and 42,516.70

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Solution

The fourth proportional to 48,401.26, 72,187.88 and 42,516.70 is: 63,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,401.26 : 72,187.88 = 42,516.70 : x
  2. Step 2: Convert to fraction form
    48,401.26/72,187.88 = 42,516.70/x
  3. Step 3: Cross multiply
    48,401.26x = 72,187.88 × 42,516.70
  4. Step 4: Simplify right side
    48,401.26x = 3,069,190,437.60
  5. Step 5: Solve for x
    x = 3,069,190,437.60/48,401.26
  6. Step 6: Final answer
    x = 63,411.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.