Home / 58,279.12-87,413.56-30,197.84

Finding the Fourth Proportional to 58,279.12, 87,413.56 and 30,197.84

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Solution

The fourth proportional to 58,279.12, 87,413.56 and 30,197.84 is: 45,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,279.12 : 87,413.56 = 30,197.84 : x
  2. Step 2: Convert to fraction form
    58,279.12/87,413.56 = 30,197.84/x
  3. Step 3: Cross multiply
    58,279.12x = 87,413.56 × 30,197.84
  4. Step 4: Simplify right side
    58,279.12x = 2,639,700,698.71
  5. Step 5: Solve for x
    x = 2,639,700,698.71/58,279.12
  6. Step 6: Final answer
    x = 45,294.11

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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.