Home / 75,085.25-103,607.40-44,864.18

Finding the Fourth Proportional to 75,085.25, 103,607.40 and 44,864.18

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Solution

The fourth proportional to 75,085.25, 103,607.40 and 44,864.18 is: 61,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,085.25 : 103,607.40 = 44,864.18 : x
  2. Step 2: Convert to fraction form
    75,085.25/103,607.40 = 44,864.18/x
  3. Step 3: Cross multiply
    75,085.25x = 103,607.40 × 44,864.18
  4. Step 4: Simplify right side
    75,085.25x = 4,648,261,081.66
  5. Step 5: Solve for x
    x = 4,648,261,081.66/75,085.25
  6. Step 6: Final answer
    x = 61,906.45

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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.