Home / 288,188.01-432,139.04-98,594.75

Finding the Fourth Proportional to 288,188.01, 432,139.04 and 98,594.75

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Solution

The fourth proportional to 288,188.01, 432,139.04 and 98,594.75 is: 147,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,188.01 : 432,139.04 = 98,594.75 : x
  2. Step 2: Convert to fraction form
    288,188.01/432,139.04 = 98,594.75/x
  3. Step 3: Cross multiply
    288,188.01x = 432,139.04 × 98,594.75
  4. Step 4: Simplify right side
    288,188.01x = 42,606,640,614.04
  5. Step 5: Solve for x
    x = 42,606,640,614.04/288,188.01
  6. Step 6: Final answer
    x = 147,843.21

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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.