Home / 151,377.80-208,885.68-93,225.33

Finding the Fourth Proportional to 151,377.80, 208,885.68 and 93,225.33

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Solution

The fourth proportional to 151,377.80, 208,885.68 and 93,225.33 is: 128,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,377.80 : 208,885.68 = 93,225.33 : x
  2. Step 2: Convert to fraction form
    151,377.80/208,885.68 = 93,225.33/x
  3. Step 3: Cross multiply
    151,377.80x = 208,885.68 × 93,225.33
  4. Step 4: Simplify right side
    151,377.80x = 19,473,436,450.27
  5. Step 5: Solve for x
    x = 19,473,436,450.27/151,377.80
  6. Step 6: Final answer
    x = 128,641.30

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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.