Home / 157,526.40-236,228.17-68,719.35

Finding the Fourth Proportional to 157,526.40, 236,228.17 and 68,719.35

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Solution

The fourth proportional to 157,526.40, 236,228.17 and 68,719.35 is: 103,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,526.40 : 236,228.17 = 68,719.35 : x
  2. Step 2: Convert to fraction form
    157,526.40/236,228.17 = 68,719.35/x
  3. Step 3: Cross multiply
    157,526.40x = 236,228.17 × 68,719.35
  4. Step 4: Simplify right side
    157,526.40x = 16,233,446,294.09
  5. Step 5: Solve for x
    x = 16,233,446,294.09/157,526.40
  6. Step 6: Final answer
    x = 103,052.23

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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.