Home / 162,211.23-243,331.29-57,031.11

Finding the Fourth Proportional to 162,211.23, 243,331.29 and 57,031.11

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Solution

The fourth proportional to 162,211.23, 243,331.29 and 57,031.11 is: 85,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,211.23 : 243,331.29 = 57,031.11 : x
  2. Step 2: Convert to fraction form
    162,211.23/243,331.29 = 57,031.11/x
  3. Step 3: Cross multiply
    162,211.23x = 243,331.29 × 57,031.11
  4. Step 4: Simplify right side
    162,211.23x = 13,877,453,566.43
  5. Step 5: Solve for x
    x = 13,877,453,566.43/162,211.23
  6. Step 6: Final answer
    x = 85,551.74

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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.