Home / 170,776.28-256,176.71-65,595.25

Finding the Fourth Proportional to 170,776.28, 256,176.71 and 65,595.25

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Solution

The fourth proportional to 170,776.28, 256,176.71 and 65,595.25 is: 98,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,776.28 : 256,176.71 = 65,595.25 : x
  2. Step 2: Convert to fraction form
    170,776.28/256,176.71 = 65,595.25/x
  3. Step 3: Cross multiply
    170,776.28x = 256,176.71 × 65,595.25
  4. Step 4: Simplify right side
    170,776.28x = 16,803,975,574.85
  5. Step 5: Solve for x
    x = 16,803,975,574.85/170,776.28
  6. Step 6: Final answer
    x = 98,397.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.