Home / 142,799.60-214,199.40-37,629.20

Finding the Fourth Proportional to 142,799.60, 214,199.40 and 37,629.20

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Solution

The fourth proportional to 142,799.60, 214,199.40 and 37,629.20 is: 56,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,799.60 : 214,199.40 = 37,629.20 : x
  2. Step 2: Convert to fraction form
    142,799.60/214,199.40 = 37,629.20/x
  3. Step 3: Cross multiply
    142,799.60x = 214,199.40 × 37,629.20
  4. Step 4: Simplify right side
    142,799.60x = 8,060,152,062.48
  5. Step 5: Solve for x
    x = 8,060,152,062.48/142,799.60
  6. Step 6: Final answer
    x = 56,443.80

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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.