Home / 134,780.60-201,750.19-99,281.94

Finding the Fourth Proportional to 134,780.60, 201,750.19 and 99,281.94

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Solution

The fourth proportional to 134,780.60, 201,750.19 and 99,281.94 is: 148,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,780.60 : 201,750.19 = 99,281.94 : x
  2. Step 2: Convert to fraction form
    134,780.60/201,750.19 = 99,281.94/x
  3. Step 3: Cross multiply
    134,780.60x = 201,750.19 × 99,281.94
  4. Step 4: Simplify right side
    134,780.60x = 20,030,150,258.57
  5. Step 5: Solve for x
    x = 20,030,150,258.57/134,780.60
  6. Step 6: Final answer
    x = 148,613.01

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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.