Home / 156,954.40-235,397.58-57,117.04

Finding the Fourth Proportional to 156,954.40, 235,397.58 and 57,117.04

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Solution

The fourth proportional to 156,954.40, 235,397.58 and 57,117.04 is: 85,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954.40 : 235,397.58 = 57,117.04 : x
  2. Step 2: Convert to fraction form
    156,954.40/235,397.58 = 57,117.04/x
  3. Step 3: Cross multiply
    156,954.40x = 235,397.58 × 57,117.04
  4. Step 4: Simplify right side
    156,954.40x = 13,445,212,992.76
  5. Step 5: Solve for x
    x = 13,445,212,992.76/156,954.40
  6. Step 6: Final answer
    x = 85,663.18

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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.