Home / 85,281.93-127,923.20-26,117.34

Finding the Fourth Proportional to 85,281.93, 127,923.20 and 26,117.34

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Solution

The fourth proportional to 85,281.93, 127,923.20 and 26,117.34 is: 39,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,281.93 : 127,923.20 = 26,117.34 : x
  2. Step 2: Convert to fraction form
    85,281.93/127,923.20 = 26,117.34/x
  3. Step 3: Cross multiply
    85,281.93x = 127,923.20 × 26,117.34
  4. Step 4: Simplify right side
    85,281.93x = 3,341,013,577.70
  5. Step 5: Solve for x
    x = 3,341,013,577.70/85,281.93
  6. Step 6: Final answer
    x = 39,176.10

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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.