Home / 52,980.90-73,115.34-29,108.10

Finding the Fourth Proportional to 52,980.90, 73,115.34 and 29,108.10

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Solution

The fourth proportional to 52,980.90, 73,115.34 and 29,108.10 is: 40,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,980.90 : 73,115.34 = 29,108.10 : x
  2. Step 2: Convert to fraction form
    52,980.90/73,115.34 = 29,108.10/x
  3. Step 3: Cross multiply
    52,980.90x = 73,115.34 × 29,108.10
  4. Step 4: Simplify right side
    52,980.90x = 2,128,248,628.25
  5. Step 5: Solve for x
    x = 2,128,248,628.25/52,980.90
  6. Step 6: Final answer
    x = 40,170.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.