Home / 85,333.18-127,994.98-26,168.69

Finding the Fourth Proportional to 85,333.18, 127,994.98 and 26,168.69

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Solution

The fourth proportional to 85,333.18, 127,994.98 and 26,168.69 is: 39,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,333.18 : 127,994.98 = 26,168.69 : x
  2. Step 2: Convert to fraction form
    85,333.18/127,994.98 = 26,168.69/x
  3. Step 3: Cross multiply
    85,333.18x = 127,994.98 × 26,168.69
  4. Step 4: Simplify right side
    85,333.18x = 3,349,460,953.18
  5. Step 5: Solve for x
    x = 3,349,460,953.18/85,333.18
  6. Step 6: Final answer
    x = 39,251.57

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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.