Home / 148,660.29-205,015.53-97,652.55

Finding the Fourth Proportional to 148,660.29, 205,015.53 and 97,652.55

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Solution

The fourth proportional to 148,660.29, 205,015.53 and 97,652.55 is: 134,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,660.29 : 205,015.53 = 97,652.55 : x
  2. Step 2: Convert to fraction form
    148,660.29/205,015.53 = 97,652.55/x
  3. Step 3: Cross multiply
    148,660.29x = 205,015.53 × 97,652.55
  4. Step 4: Simplify right side
    148,660.29x = 20,020,289,294.10
  5. Step 5: Solve for x
    x = 20,020,289,294.10/148,660.29
  6. Step 6: Final answer
    x = 134,671.40

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1.5x scale

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.