Home / 153,024.39-211,278.78-95,688.54

Finding the Fourth Proportional to 153,024.39, 211,278.78 and 95,688.54

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Solution

The fourth proportional to 153,024.39, 211,278.78 and 95,688.54 is: 132,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,024.39 : 211,278.78 = 95,688.54 : x
  2. Step 2: Convert to fraction form
    153,024.39/211,278.78 = 95,688.54/x
  3. Step 3: Cross multiply
    153,024.39x = 211,278.78 × 95,688.54
  4. Step 4: Simplify right side
    153,024.39x = 20,216,957,991.18
  5. Step 5: Solve for x
    x = 20,216,957,991.18/153,024.39
  6. Step 6: Final answer
    x = 132,115.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.