Home / 154,763.15-232,210.33-84,560.45

Finding the Fourth Proportional to 154,763.15, 232,210.33 and 84,560.45

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Solution

The fourth proportional to 154,763.15, 232,210.33 and 84,560.45 is: 126,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,763.15 : 232,210.33 = 84,560.45 : x
  2. Step 2: Convert to fraction form
    154,763.15/232,210.33 = 84,560.45/x
  3. Step 3: Cross multiply
    154,763.15x = 232,210.33 × 84,560.45
  4. Step 4: Simplify right side
    154,763.15x = 19,635,808,627.00
  5. Step 5: Solve for x
    x = 19,635,808,627.00/154,763.15
  6. Step 6: Final answer
    x = 126,876.52

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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.