Home / 124,005.16-185,992.38-39,774.76

Finding the Fourth Proportional to 124,005.16, 185,992.38 and 39,774.76

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Solution

The fourth proportional to 124,005.16, 185,992.38 and 39,774.76 is: 59,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,005.16 : 185,992.38 = 39,774.76 : x
  2. Step 2: Convert to fraction form
    124,005.16/185,992.38 = 39,774.76/x
  3. Step 3: Cross multiply
    124,005.16x = 185,992.38 × 39,774.76
  4. Step 4: Simplify right side
    124,005.16x = 7,397,802,276.33
  5. Step 5: Solve for x
    x = 7,397,802,276.33/124,005.16
  6. Step 6: Final answer
    x = 59,657.21

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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.