Home / 185,490.32-278,270.08-84,295.52

Finding the Fourth Proportional to 185,490.32, 278,270.08 and 84,295.52

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Solution

The fourth proportional to 185,490.32, 278,270.08 and 84,295.52 is: 126,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,490.32 : 278,270.08 = 84,295.52 : x
  2. Step 2: Convert to fraction form
    185,490.32/278,270.08 = 84,295.52/x
  3. Step 3: Cross multiply
    185,490.32x = 278,270.08 × 84,295.52
  4. Step 4: Simplify right side
    185,490.32x = 23,456,921,094.04
  5. Step 5: Solve for x
    x = 23,456,921,094.04/185,490.32
  6. Step 6: Final answer
    x = 126,459.00

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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.