Home / 79,618.32-119,402.01-26,300.39

Finding the Fourth Proportional to 79,618.32, 119,402.01 and 26,300.39

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Solution

The fourth proportional to 79,618.32, 119,402.01 and 26,300.39 is: 39,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,618.32 : 119,402.01 = 26,300.39 : x
  2. Step 2: Convert to fraction form
    79,618.32/119,402.01 = 26,300.39/x
  3. Step 3: Cross multiply
    79,618.32x = 119,402.01 × 26,300.39
  4. Step 4: Simplify right side
    79,618.32x = 3,140,318,832.77
  5. Step 5: Solve for x
    x = 3,140,318,832.77/79,618.32
  6. Step 6: Final answer
    x = 39,442.16

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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.