Home / 162,061.12-243,091.68-43,732.45

Finding the Fourth Proportional to 162,061.12, 243,091.68 and 43,732.45

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Solution

The fourth proportional to 162,061.12, 243,091.68 and 43,732.45 is: 65,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,061.12 : 243,091.68 = 43,732.45 : x
  2. Step 2: Convert to fraction form
    162,061.12/243,091.68 = 43,732.45/x
  3. Step 3: Cross multiply
    162,061.12x = 243,091.68 × 43,732.45
  4. Step 4: Simplify right side
    162,061.12x = 10,630,994,741.02
  5. Step 5: Solve for x
    x = 10,630,994,741.02/162,061.12
  6. Step 6: Final answer
    x = 65,598.68

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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.