Home / 75,068.64-103,593.60-43,237.80

Finding the Fourth Proportional to 75,068.64, 103,593.60 and 43,237.80

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Solution

The fourth proportional to 75,068.64, 103,593.60 and 43,237.80 is: 59,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,068.64 : 103,593.60 = 43,237.80 : x
  2. Step 2: Convert to fraction form
    75,068.64/103,593.60 = 43,237.80/x
  3. Step 3: Cross multiply
    75,068.64x = 103,593.60 × 43,237.80
  4. Step 4: Simplify right side
    75,068.64x = 4,479,159,358.08
  5. Step 5: Solve for x
    x = 4,479,159,358.08/75,068.64
  6. Step 6: Final answer
    x = 59,667.52

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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.