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Finding the Fourth Proportional to 147,210.24, 220,812.80 and 36,402.24

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Solution

The fourth proportional to 147,210.24, 220,812.80 and 36,402.24 is: 54,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,210.24 : 220,812.80 = 36,402.24 : x
  2. Step 2: Convert to fraction form
    147,210.24/220,812.80 = 36,402.24/x
  3. Step 3: Cross multiply
    147,210.24x = 220,812.80 × 36,402.24
  4. Step 4: Simplify right side
    147,210.24x = 8,038,080,540.67
  5. Step 5: Solve for x
    x = 8,038,080,540.67/147,210.24
  6. Step 6: Final answer
    x = 54,602.73

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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.