Home / 157,272.19-235,742.10-107,228.23

Finding the Fourth Proportional to 157,272.19, 235,742.10 and 107,228.23

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Solution

The fourth proportional to 157,272.19, 235,742.10 and 107,228.23 is: 160,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,272.19 : 235,742.10 = 107,228.23 : x
  2. Step 2: Convert to fraction form
    157,272.19/235,742.10 = 107,228.23/x
  3. Step 3: Cross multiply
    157,272.19x = 235,742.10 × 107,228.23
  4. Step 4: Simplify right side
    157,272.19x = 25,278,208,119.48
  5. Step 5: Solve for x
    x = 25,278,208,119.48/157,272.19
  6. Step 6: Final answer
    x = 160,729.04

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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.