Home / 58,781.16-88,175.07-18,803.65

Finding the Fourth Proportional to 58,781.16, 88,175.07 and 18,803.65

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Solution

The fourth proportional to 58,781.16, 88,175.07 and 18,803.65 is: 28,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,781.16 : 88,175.07 = 18,803.65 : x
  2. Step 2: Convert to fraction form
    58,781.16/88,175.07 = 18,803.65/x
  3. Step 3: Cross multiply
    58,781.16x = 88,175.07 × 18,803.65
  4. Step 4: Simplify right side
    58,781.16x = 1,658,013,155.01
  5. Step 5: Solve for x
    x = 1,658,013,155.01/58,781.16
  6. Step 6: Final answer
    x = 28,206.54

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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.