Home / 47,004.96-64,830.18-29,109.90

Finding the Fourth Proportional to 47,004.96, 64,830.18 and 29,109.90

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Solution

The fourth proportional to 47,004.96, 64,830.18 and 29,109.90 is: 40,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,004.96 : 64,830.18 = 29,109.90 : x
  2. Step 2: Convert to fraction form
    47,004.96/64,830.18 = 29,109.90/x
  3. Step 3: Cross multiply
    47,004.96x = 64,830.18 × 29,109.90
  4. Step 4: Simplify right side
    47,004.96x = 1,887,199,732.63
  5. Step 5: Solve for x
    x = 1,887,199,732.63/47,004.96
  6. Step 6: Final answer
    x = 40,148.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.