Home / 59,875.65-89,813.46-20,432.76

Finding the Fourth Proportional to 59,875.65, 89,813.46 and 20,432.76

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Solution

The fourth proportional to 59,875.65, 89,813.46 and 20,432.76 is: 30,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,875.65 : 89,813.46 = 20,432.76 : x
  2. Step 2: Convert to fraction form
    59,875.65/89,813.46 = 20,432.76/x
  3. Step 3: Cross multiply
    59,875.65x = 89,813.46 × 20,432.76
  4. Step 4: Simplify right side
    59,875.65x = 1,835,136,872.95
  5. Step 5: Solve for x
    x = 1,835,136,872.95/59,875.65
  6. Step 6: Final answer
    x = 30,649.13

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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.