Home / 74,819.52-103,250.34-40,827.24

Finding the Fourth Proportional to 74,819.52, 103,250.34 and 40,827.24

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Solution

The fourth proportional to 74,819.52, 103,250.34 and 40,827.24 is: 56,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,819.52 : 103,250.34 = 40,827.24 : x
  2. Step 2: Convert to fraction form
    74,819.52/103,250.34 = 40,827.24/x
  3. Step 3: Cross multiply
    74,819.52x = 103,250.34 × 40,827.24
  4. Step 4: Simplify right side
    74,819.52x = 4,215,426,411.26
  5. Step 5: Solve for x
    x = 4,215,426,411.26/74,819.52
  6. Step 6: Final answer
    x = 56,341.27

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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.