Home / 175,220.20-262,895.10-168,740.20

Finding the Fourth Proportional to 175,220.20, 262,895.10 and 168,740.20

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Solution

The fourth proportional to 175,220.20, 262,895.10 and 168,740.20 is: 253,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,220.20 : 262,895.10 = 168,740.20 : x
  2. Step 2: Convert to fraction form
    175,220.20/262,895.10 = 168,740.20/x
  3. Step 3: Cross multiply
    175,220.20x = 262,895.10 × 168,740.20
  4. Step 4: Simplify right side
    175,220.20x = 44,360,971,753.02
  5. Step 5: Solve for x
    x = 44,360,971,753.02/175,220.20
  6. Step 6: Final answer
    x = 253,172.70

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1.5x scale

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.