Home / 103,630.59-155,445.93-37,066.74

Finding the Fourth Proportional to 103,630.59, 155,445.93 and 37,066.74

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Solution

The fourth proportional to 103,630.59, 155,445.93 and 37,066.74 is: 55,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,630.59 : 155,445.93 = 37,066.74 : x
  2. Step 2: Convert to fraction form
    103,630.59/155,445.93 = 37,066.74/x
  3. Step 3: Cross multiply
    103,630.59x = 155,445.93 × 37,066.74
  4. Step 4: Simplify right side
    103,630.59x = 5,761,873,871.37
  5. Step 5: Solve for x
    x = 5,761,873,871.37/103,630.59
  6. Step 6: Final answer
    x = 55,600.13

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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.