Home / 156,750.67-216,320.19-92,224.45

Finding the Fourth Proportional to 156,750.67, 216,320.19 and 92,224.45

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Solution

The fourth proportional to 156,750.67, 216,320.19 and 92,224.45 is: 127,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,750.67 : 216,320.19 = 92,224.45 : x
  2. Step 2: Convert to fraction form
    156,750.67/216,320.19 = 92,224.45/x
  3. Step 3: Cross multiply
    156,750.67x = 216,320.19 × 92,224.45
  4. Step 4: Simplify right side
    156,750.67x = 19,950,010,546.65
  5. Step 5: Solve for x
    x = 19,950,010,546.65/156,750.67
  6. Step 6: Final answer
    x = 127,272.25

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1.5x scale

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.