Home / 153,423.06-229,935.87-123,852.66

Finding the Fourth Proportional to 153,423.06, 229,935.87 and 123,852.66

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Solution

The fourth proportional to 153,423.06, 229,935.87 and 123,852.66 is: 185,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,423.06 : 229,935.87 = 123,852.66 : x
  2. Step 2: Convert to fraction form
    153,423.06/229,935.87 = 123,852.66/x
  3. Step 3: Cross multiply
    153,423.06x = 229,935.87 × 123,852.66
  4. Step 4: Simplify right side
    153,423.06x = 28,478,169,128.91
  5. Step 5: Solve for x
    x = 28,478,169,128.91/153,423.06
  6. Step 6: Final answer
    x = 185,618.57

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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.