Home / 154,762.90-232,210.02-84,560.20

Finding the Fourth Proportional to 154,762.90, 232,210.02 and 84,560.20

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Solution

The fourth proportional to 154,762.90, 232,210.02 and 84,560.20 is: 126,876.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,762.90 : 232,210.02 = 84,560.20 : x
  2. Step 2: Convert to fraction form
    154,762.90/232,210.02 = 84,560.20/x
  3. Step 3: Cross multiply
    154,762.90x = 232,210.02 × 84,560.20
  4. Step 4: Simplify right side
    154,762.90x = 19,635,725,733.20
  5. Step 5: Solve for x
    x = 19,635,725,733.20/154,762.90
  6. Step 6: Final answer
    x = 126,876.18

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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.