Home / 157,178.12-235,781.16-44,856.22

Finding the Fourth Proportional to 157,178.12, 235,781.16 and 44,856.22

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Solution

The fourth proportional to 157,178.12, 235,781.16 and 44,856.22 is: 67,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,178.12 : 235,781.16 = 44,856.22 : x
  2. Step 2: Convert to fraction form
    157,178.12/235,781.16 = 44,856.22/x
  3. Step 3: Cross multiply
    157,178.12x = 235,781.16 × 44,856.22
  4. Step 4: Simplify right side
    157,178.12x = 10,576,251,584.82
  5. Step 5: Solve for x
    x = 10,576,251,584.82/157,178.12
  6. Step 6: Final answer
    x = 67,288.32

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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.