Home / 114,482.73-158,064.09-71,479.02

Finding the Fourth Proportional to 114,482.73, 158,064.09 and 71,479.02

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Solution

The fourth proportional to 114,482.73, 158,064.09 and 71,479.02 is: 98,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,482.73 : 158,064.09 = 71,479.02 : x
  2. Step 2: Convert to fraction form
    114,482.73/158,064.09 = 71,479.02/x
  3. Step 3: Cross multiply
    114,482.73x = 158,064.09 × 71,479.02
  4. Step 4: Simplify right side
    114,482.73x = 11,298,266,250.39
  5. Step 5: Solve for x
    x = 11,298,266,250.39/114,482.73
  6. Step 6: Final answer
    x = 98,689.70

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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.