Home / 76,925.67-115,085.05-58,259.62

Finding the Fourth Proportional to 76,925.67, 115,085.05 and 58,259.62

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Solution

The fourth proportional to 76,925.67, 115,085.05 and 58,259.62 is: 87,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,925.67 : 115,085.05 = 58,259.62 : x
  2. Step 2: Convert to fraction form
    76,925.67/115,085.05 = 58,259.62/x
  3. Step 3: Cross multiply
    76,925.67x = 115,085.05 × 58,259.62
  4. Step 4: Simplify right side
    76,925.67x = 6,704,811,280.68
  5. Step 5: Solve for x
    x = 6,704,811,280.68/76,925.67
  6. Step 6: Final answer
    x = 87,159.61

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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.