Home / 103,629.60-155,444.40-37,101.60

Finding the Fourth Proportional to 103,629.60, 155,444.40 and 37,101.60

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Solution

The fourth proportional to 103,629.60, 155,444.40 and 37,101.60 is: 55,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,629.60 : 155,444.40 = 37,101.60 : x
  2. Step 2: Convert to fraction form
    103,629.60/155,444.40 = 37,101.60/x
  3. Step 3: Cross multiply
    103,629.60x = 155,444.40 × 37,101.60
  4. Step 4: Simplify right side
    103,629.60x = 5,767,235,951.04
  5. Step 5: Solve for x
    x = 5,767,235,951.04/103,629.60
  6. Step 6: Final answer
    x = 55,652.40

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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.