Home / 127,948.96-176,569.80-71,363.98

Finding the Fourth Proportional to 127,948.96, 176,569.80 and 71,363.98

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Solution

The fourth proportional to 127,948.96, 176,569.80 and 71,363.98 is: 98,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948.96 : 176,569.80 = 71,363.98 : x
  2. Step 2: Convert to fraction form
    127,948.96/176,569.80 = 71,363.98/x
  3. Step 3: Cross multiply
    127,948.96x = 176,569.80 × 71,363.98
  4. Step 4: Simplify right side
    127,948.96x = 12,600,723,675.80
  5. Step 5: Solve for x
    x = 12,600,723,675.80/127,948.96
  6. Step 6: Final answer
    x = 98,482.42

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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.