Home / 156,740.12-235,110.18-38,410.44

Finding the Fourth Proportional to 156,740.12, 235,110.18 and 38,410.44

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Solution

The fourth proportional to 156,740.12, 235,110.18 and 38,410.44 is: 57,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,740.12 : 235,110.18 = 38,410.44 : x
  2. Step 2: Convert to fraction form
    156,740.12/235,110.18 = 38,410.44/x
  3. Step 3: Cross multiply
    156,740.12x = 235,110.18 × 38,410.44
  4. Step 4: Simplify right side
    156,740.12x = 9,030,685,462.28
  5. Step 5: Solve for x
    x = 9,030,685,462.28/156,740.12
  6. Step 6: Final answer
    x = 57,615.66

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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.