Home / 76,146.16-114,226.95-26,219.65

Finding the Fourth Proportional to 76,146.16, 114,226.95 and 26,219.65

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Solution

The fourth proportional to 76,146.16, 114,226.95 and 26,219.65 is: 39,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,146.16 : 114,226.95 = 26,219.65 : x
  2. Step 2: Convert to fraction form
    76,146.16/114,226.95 = 26,219.65/x
  3. Step 3: Cross multiply
    76,146.16x = 114,226.95 × 26,219.65
  4. Step 4: Simplify right side
    76,146.16x = 2,994,990,649.57
  5. Step 5: Solve for x
    x = 2,994,990,649.57/76,146.16
  6. Step 6: Final answer
    x = 39,332.13

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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.