Home / 134,865.60-202,298.40-92,875.20

Finding the Fourth Proportional to 134,865.60, 202,298.40 and 92,875.20

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Solution

The fourth proportional to 134,865.60, 202,298.40 and 92,875.20 is: 139,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,865.60 : 202,298.40 = 92,875.20 : x
  2. Step 2: Convert to fraction form
    134,865.60/202,298.40 = 92,875.20/x
  3. Step 3: Cross multiply
    134,865.60x = 202,298.40 × 92,875.20
  4. Step 4: Simplify right side
    134,865.60x = 18,788,504,359.68
  5. Step 5: Solve for x
    x = 18,788,504,359.68/134,865.60
  6. Step 6: Final answer
    x = 139,312.80

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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.