Home / 60,095.02-90,123.31-20,642.62

Finding the Fourth Proportional to 60,095.02, 90,123.31 and 20,642.62

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Solution

The fourth proportional to 60,095.02, 90,123.31 and 20,642.62 is: 30,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,095.02 : 90,123.31 = 20,642.62 : x
  2. Step 2: Convert to fraction form
    60,095.02/90,123.31 = 20,642.62/x
  3. Step 3: Cross multiply
    60,095.02x = 90,123.31 × 20,642.62
  4. Step 4: Simplify right side
    60,095.02x = 1,860,381,241.47
  5. Step 5: Solve for x
    x = 1,860,381,241.47/60,095.02
  6. Step 6: Final answer
    x = 30,957.33

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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.