Home / 177,401.80-266,102.70-153,555.40

Finding the Fourth Proportional to 177,401.80, 266,102.70 and 153,555.40

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Solution

The fourth proportional to 177,401.80, 266,102.70 and 153,555.40 is: 230,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,401.80 : 266,102.70 = 153,555.40 : x
  2. Step 2: Convert to fraction form
    177,401.80/266,102.70 = 153,555.40/x
  3. Step 3: Cross multiply
    177,401.80x = 266,102.70 × 153,555.40
  4. Step 4: Simplify right side
    177,401.80x = 40,861,506,539.58
  5. Step 5: Solve for x
    x = 40,861,506,539.58/177,401.80
  6. Step 6: Final answer
    x = 230,333.10

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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.