Home / 162,356.10-243,572.55-51,548.10

Finding the Fourth Proportional to 162,356.10, 243,572.55 and 51,548.10

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Solution

The fourth proportional to 162,356.10, 243,572.55 and 51,548.10 is: 77,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,356.10 : 243,572.55 = 51,548.10 : x
  2. Step 2: Convert to fraction form
    162,356.10/243,572.55 = 51,548.10/x
  3. Step 3: Cross multiply
    162,356.10x = 243,572.55 × 51,548.10
  4. Step 4: Simplify right side
    162,356.10x = 12,555,702,164.66
  5. Step 5: Solve for x
    x = 12,555,702,164.66/162,356.10
  6. Step 6: Final answer
    x = 77,334.34

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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.