Home / 48,116.58-66,404.28-31,349.58

Finding the Fourth Proportional to 48,116.58, 66,404.28 and 31,349.58

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Solution

The fourth proportional to 48,116.58, 66,404.28 and 31,349.58 is: 43,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,116.58 : 66,404.28 = 31,349.58 : x
  2. Step 2: Convert to fraction form
    48,116.58/66,404.28 = 31,349.58/x
  3. Step 3: Cross multiply
    48,116.58x = 66,404.28 × 31,349.58
  4. Step 4: Simplify right side
    48,116.58x = 2,081,746,288.20
  5. Step 5: Solve for x
    x = 2,081,746,288.20/48,116.58
  6. Step 6: Final answer
    x = 43,264.64

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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.