Home / 179,608.28-247,861.15-99,038.66

Finding the Fourth Proportional to 179,608.28, 247,861.15 and 99,038.66

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Solution

The fourth proportional to 179,608.28, 247,861.15 and 99,038.66 is: 136,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,608.28 : 247,861.15 = 99,038.66 : x
  2. Step 2: Convert to fraction form
    179,608.28/247,861.15 = 99,038.66/x
  3. Step 3: Cross multiply
    179,608.28x = 247,861.15 × 99,038.66
  4. Step 4: Simplify right side
    179,608.28x = 24,547,834,675.16
  5. Step 5: Solve for x
    x = 24,547,834,675.16/179,608.28
  6. Step 6: Final answer
    x = 136,674.30

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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.