Home / 58,545.13-87,817.69-21,609.13

Finding the Fourth Proportional to 58,545.13, 87,817.69 and 21,609.13

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Solution

The fourth proportional to 58,545.13, 87,817.69 and 21,609.13 is: 32,413.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,545.13 : 87,817.69 = 21,609.13 : x
  2. Step 2: Convert to fraction form
    58,545.13/87,817.69 = 21,609.13/x
  3. Step 3: Cross multiply
    58,545.13x = 87,817.69 × 21,609.13
  4. Step 4: Simplify right side
    58,545.13x = 1,897,663,386.40
  5. Step 5: Solve for x
    x = 1,897,663,386.40/58,545.13
  6. Step 6: Final answer
    x = 32,413.69

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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.