Home / 60,156.04-90,233.00-20,712.28

Finding the Fourth Proportional to 60,156.04, 90,233.00 and 20,712.28

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Solution

The fourth proportional to 60,156.04, 90,233.00 and 20,712.28 is: 31,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,156.04 : 90,233.00 = 20,712.28 : x
  2. Step 2: Convert to fraction form
    60,156.04/90,233.00 = 20,712.28/x
  3. Step 3: Cross multiply
    60,156.04x = 90,233.00 × 20,712.28
  4. Step 4: Simplify right side
    60,156.04x = 1,868,931,057.68
  5. Step 5: Solve for x
    x = 1,868,931,057.68/60,156.04
  6. Step 6: Final answer
    x = 31,068.05

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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.