Home / 75,116.16-103,653.12-44,895.48

Finding the Fourth Proportional to 75,116.16, 103,653.12 and 44,895.48

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Solution

The fourth proportional to 75,116.16, 103,653.12 and 44,895.48 is: 61,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.16 : 103,653.12 = 44,895.48 : x
  2. Step 2: Convert to fraction form
    75,116.16/103,653.12 = 44,895.48/x
  3. Step 3: Cross multiply
    75,116.16x = 103,653.12 × 44,895.48
  4. Step 4: Simplify right side
    75,116.16x = 4,653,556,575.90
  5. Step 5: Solve for x
    x = 4,653,556,575.90/75,116.16
  6. Step 6: Final answer
    x = 61,951.47

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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.