Home / 86,887.34-130,341.27-27,702.26

Finding the Fourth Proportional to 86,887.34, 130,341.27 and 27,702.26

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Solution

The fourth proportional to 86,887.34, 130,341.27 and 27,702.26 is: 41,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,887.34 : 130,341.27 = 27,702.26 : x
  2. Step 2: Convert to fraction form
    86,887.34/130,341.27 = 27,702.26/x
  3. Step 3: Cross multiply
    86,887.34x = 130,341.27 × 27,702.26
  4. Step 4: Simplify right side
    86,887.34x = 3,610,747,750.27
  5. Step 5: Solve for x
    x = 3,610,747,750.27/86,887.34
  6. Step 6: Final answer
    x = 41,556.66

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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.