Home / 152,990.40-229,499.76-59,503.20

Finding the Fourth Proportional to 152,990.40, 229,499.76 and 59,503.20

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Solution

The fourth proportional to 152,990.40, 229,499.76 and 59,503.20 is: 89,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,990.40 : 229,499.76 = 59,503.20 : x
  2. Step 2: Convert to fraction form
    152,990.40/229,499.76 = 59,503.20/x
  3. Step 3: Cross multiply
    152,990.40x = 229,499.76 × 59,503.20
  4. Step 4: Simplify right side
    152,990.40x = 13,655,970,119.23
  5. Step 5: Solve for x
    x = 13,655,970,119.23/152,990.40
  6. Step 6: Final answer
    x = 89,260.31

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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.