Home / 147,777.20-221,665.80-59,044.40

Finding the Fourth Proportional to 147,777.20, 221,665.80 and 59,044.40

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Solution

The fourth proportional to 147,777.20, 221,665.80 and 59,044.40 is: 88,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,777.20 : 221,665.80 = 59,044.40 : x
  2. Step 2: Convert to fraction form
    147,777.20/221,665.80 = 59,044.40/x
  3. Step 3: Cross multiply
    147,777.20x = 221,665.80 × 59,044.40
  4. Step 4: Simplify right side
    147,777.20x = 13,088,124,161.52
  5. Step 5: Solve for x
    x = 13,088,124,161.52/147,777.20
  6. Step 6: Final answer
    x = 88,566.60

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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.