Home / 40,545.86-55,937.40-23,547.20

Finding the Fourth Proportional to 40,545.86, 55,937.40 and 23,547.20

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Solution

The fourth proportional to 40,545.86, 55,937.40 and 23,547.20 is: 32,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,545.86 : 55,937.40 = 23,547.20 : x
  2. Step 2: Convert to fraction form
    40,545.86/55,937.40 = 23,547.20/x
  3. Step 3: Cross multiply
    40,545.86x = 55,937.40 × 23,547.20
  4. Step 4: Simplify right side
    40,545.86x = 1,317,169,145.28
  5. Step 5: Solve for x
    x = 1,317,169,145.28/40,545.86
  6. Step 6: Final answer
    x = 32,485.91

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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.