Home / 157,612.42-235,030.52-156,190.87

Finding the Fourth Proportional to 157,612.42, 235,030.52 and 156,190.87

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Solution

The fourth proportional to 157,612.42, 235,030.52 and 156,190.87 is: 232,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,612.42 : 235,030.52 = 156,190.87 : x
  2. Step 2: Convert to fraction form
    157,612.42/235,030.52 = 156,190.87/x
  3. Step 3: Cross multiply
    157,612.42x = 235,030.52 × 156,190.87
  4. Step 4: Simplify right side
    157,612.42x = 36,709,621,201.04
  5. Step 5: Solve for x
    x = 36,709,621,201.04/157,612.42
  6. Step 6: Final answer
    x = 232,910.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.