Home / 154,778.37-232,167.59-123,810.45

Finding the Fourth Proportional to 154,778.37, 232,167.59 and 123,810.45

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Solution

The fourth proportional to 154,778.37, 232,167.59 and 123,810.45 is: 185,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,778.37 : 232,167.59 = 123,810.45 : x
  2. Step 2: Convert to fraction form
    154,778.37/232,167.59 = 123,810.45/x
  3. Step 3: Cross multiply
    154,778.37x = 232,167.59 × 123,810.45
  4. Step 4: Simplify right side
    154,778.37x = 28,744,773,174.26
  5. Step 5: Solve for x
    x = 28,744,773,174.26/154,778.37
  6. Step 6: Final answer
    x = 185,715.70

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1.5x scale

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.