Home / 102,014.90-153,022.16-27,135.13

Finding the Fourth Proportional to 102,014.90, 153,022.16 and 27,135.13

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Solution

The fourth proportional to 102,014.90, 153,022.16 and 27,135.13 is: 40,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,014.90 : 153,022.16 = 27,135.13 : x
  2. Step 2: Convert to fraction form
    102,014.90/153,022.16 = 27,135.13/x
  3. Step 3: Cross multiply
    102,014.90x = 153,022.16 × 27,135.13
  4. Step 4: Simplify right side
    102,014.90x = 4,152,275,686.25
  5. Step 5: Solve for x
    x = 4,152,275,686.25/102,014.90
  6. Step 6: Final answer
    x = 40,702.64

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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.