Home / 162,209.40-243,314.10-57,014.70

Finding the Fourth Proportional to 162,209.40, 243,314.10 and 57,014.70

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Solution

The fourth proportional to 162,209.40, 243,314.10 and 57,014.70 is: 85,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,209.40 : 243,314.10 = 57,014.70 : x
  2. Step 2: Convert to fraction form
    162,209.40/243,314.10 = 57,014.70/x
  3. Step 3: Cross multiply
    162,209.40x = 243,314.10 × 57,014.70
  4. Step 4: Simplify right side
    162,209.40x = 13,872,480,417.27
  5. Step 5: Solve for x
    x = 13,872,480,417.27/162,209.40
  6. Step 6: Final answer
    x = 85,522.05

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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.