Home / 178,003.40-266,681.10-140,808.20

Finding the Fourth Proportional to 178,003.40, 266,681.10 and 140,808.20

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Solution

The fourth proportional to 178,003.40, 266,681.10 and 140,808.20 is: 210,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,003.40 : 266,681.10 = 140,808.20 : x
  2. Step 2: Convert to fraction form
    178,003.40/266,681.10 = 140,808.20/x
  3. Step 3: Cross multiply
    178,003.40x = 266,681.10 × 140,808.20
  4. Step 4: Simplify right side
    178,003.40x = 37,550,885,665.02
  5. Step 5: Solve for x
    x = 37,550,885,665.02/178,003.40
  6. Step 6: Final answer
    x = 210,956.00

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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.