Home / 148,461.13-204,867.66-88,037.56

Finding the Fourth Proportional to 148,461.13, 204,867.66 and 88,037.56

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Solution

The fourth proportional to 148,461.13, 204,867.66 and 88,037.56 is: 121,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,461.13 : 204,867.66 = 88,037.56 : x
  2. Step 2: Convert to fraction form
    148,461.13/204,867.66 = 88,037.56/x
  3. Step 3: Cross multiply
    148,461.13x = 204,867.66 × 88,037.56
  4. Step 4: Simplify right side
    148,461.13x = 18,036,048,909.31
  5. Step 5: Solve for x
    x = 18,036,048,909.31/148,461.13
  6. Step 6: Final answer
    x = 121,486.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.