Home / 185,614.80-278,357.40-96,838.80

Finding the Fourth Proportional to 185,614.80, 278,357.40 and 96,838.80

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Solution

The fourth proportional to 185,614.80, 278,357.40 and 96,838.80 is: 145,224.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,614.80 : 278,357.40 = 96,838.80 : x
  2. Step 2: Convert to fraction form
    185,614.80/278,357.40 = 96,838.80/x
  3. Step 3: Cross multiply
    185,614.80x = 278,357.40 × 96,838.80
  4. Step 4: Simplify right side
    185,614.80x = 26,955,796,587.12
  5. Step 5: Solve for x
    x = 26,955,796,587.12/185,614.80
  6. Step 6: Final answer
    x = 145,224.39

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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.