Home / 156,746.67-216,314.67-92,220.45

Finding the Fourth Proportional to 156,746.67, 216,314.67 and 92,220.45

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Solution

The fourth proportional to 156,746.67, 216,314.67 and 92,220.45 is: 127,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,746.67 : 216,314.67 = 92,220.45 : x
  2. Step 2: Convert to fraction form
    156,746.67/216,314.67 = 92,220.45/x
  3. Step 3: Cross multiply
    156,746.67x = 216,314.67 × 92,220.45
  4. Step 4: Simplify right side
    156,746.67x = 19,948,636,209.00
  5. Step 5: Solve for x
    x = 19,948,636,209.00/156,746.67
  6. Step 6: Final answer
    x = 127,266.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.