Home / 266,492.40-367,641.38-158,999.93

Finding the Fourth Proportional to 266,492.40, 367,641.38 and 158,999.93

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Solution

The fourth proportional to 266,492.40, 367,641.38 and 158,999.93 is: 219,349.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,492.40 : 367,641.38 = 158,999.93 : x
  2. Step 2: Convert to fraction form
    266,492.40/367,641.38 = 158,999.93/x
  3. Step 3: Cross multiply
    266,492.40x = 367,641.38 × 158,999.93
  4. Step 4: Simplify right side
    266,492.40x = 58,454,953,685.10
  5. Step 5: Solve for x
    x = 58,454,953,685.10/266,492.40
  6. Step 6: Final answer
    x = 219,349.42

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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.