Home / 93,838.18-140,779.32-27,279.76

Finding the Fourth Proportional to 93,838.18, 140,779.32 and 27,279.76

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Solution

The fourth proportional to 93,838.18, 140,779.32 and 27,279.76 is: 40,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,838.18 : 140,779.32 = 27,279.76 : x
  2. Step 2: Convert to fraction form
    93,838.18/140,779.32 = 27,279.76/x
  3. Step 3: Cross multiply
    93,838.18x = 140,779.32 × 27,279.76
  4. Step 4: Simplify right side
    93,838.18x = 3,840,426,062.56
  5. Step 5: Solve for x
    x = 3,840,426,062.56/93,838.18
  6. Step 6: Final answer
    x = 40,926.05

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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.