Home / 88,700.21-133,071.50-29,536.40

Finding the Fourth Proportional to 88,700.21, 133,071.50 and 29,536.40

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Solution

The fourth proportional to 88,700.21, 133,071.50 and 29,536.40 is: 44,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.21 : 133,071.50 = 29,536.40 : x
  2. Step 2: Convert to fraction form
    88,700.21/133,071.50 = 29,536.40/x
  3. Step 3: Cross multiply
    88,700.21x = 133,071.50 × 29,536.40
  4. Step 4: Simplify right side
    88,700.21x = 3,930,452,627.52
  5. Step 5: Solve for x
    x = 3,930,452,627.52/88,700.21
  6. Step 6: Final answer
    x = 44,311.65

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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.