Home / 98,565.45-147,860.48-38,586.18

Finding the Fourth Proportional to 98,565.45, 147,860.48 and 38,586.18

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Solution

The fourth proportional to 98,565.45, 147,860.48 and 38,586.18 is: 57,884.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,565.45 : 147,860.48 = 38,586.18 : x
  2. Step 2: Convert to fraction form
    98,565.45/147,860.48 = 38,586.18/x
  3. Step 3: Cross multiply
    98,565.45x = 147,860.48 × 38,586.18
  4. Step 4: Simplify right side
    98,565.45x = 5,705,371,192.63
  5. Step 5: Solve for x
    x = 5,705,371,192.63/98,565.45
  6. Step 6: Final answer
    x = 57,884.09

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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.