Home / 52,141.38-72,014.50-35,345.22

Finding the Fourth Proportional to 52,141.38, 72,014.50 and 35,345.22

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Solution

The fourth proportional to 52,141.38, 72,014.50 and 35,345.22 is: 48,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,141.38 : 72,014.50 = 35,345.22 : x
  2. Step 2: Convert to fraction form
    52,141.38/72,014.50 = 35,345.22/x
  3. Step 3: Cross multiply
    52,141.38x = 72,014.50 × 35,345.22
  4. Step 4: Simplify right side
    52,141.38x = 2,545,367,985.62
  5. Step 5: Solve for x
    x = 2,545,367,985.62/52,141.38
  6. Step 6: Final answer
    x = 48,816.66

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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.