Home / 170,728.12-235,595.28-95,281.48

Finding the Fourth Proportional to 170,728.12, 235,595.28 and 95,281.48

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Solution

The fourth proportional to 170,728.12, 235,595.28 and 95,281.48 is: 131,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,728.12 : 235,595.28 = 95,281.48 : x
  2. Step 2: Convert to fraction form
    170,728.12/235,595.28 = 95,281.48/x
  3. Step 3: Cross multiply
    170,728.12x = 235,595.28 × 95,281.48
  4. Step 4: Simplify right side
    170,728.12x = 22,447,866,959.41
  5. Step 5: Solve for x
    x = 22,447,866,959.41/170,728.12
  6. Step 6: Final answer
    x = 131,483.13

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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.