Home / 288,587.08-432,883.50-101,600.20

Finding the Fourth Proportional to 288,587.08, 432,883.50 and 101,600.20

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Solution

The fourth proportional to 288,587.08, 432,883.50 and 101,600.20 is: 152,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,587.08 : 432,883.50 = 101,600.20 : x
  2. Step 2: Convert to fraction form
    288,587.08/432,883.50 = 101,600.20/x
  3. Step 3: Cross multiply
    288,587.08x = 432,883.50 × 101,600.20
  4. Step 4: Simplify right side
    288,587.08x = 43,981,050,176.70
  5. Step 5: Solve for x
    x = 43,981,050,176.70/288,587.08
  6. Step 6: Final answer
    x = 152,401.31

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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.