Home / 113,015.32-169,522.98-88,074.03

Finding the Fourth Proportional to 113,015.32, 169,522.98 and 88,074.03

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Solution

The fourth proportional to 113,015.32, 169,522.98 and 88,074.03 is: 132,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,015.32 : 169,522.98 = 88,074.03 : x
  2. Step 2: Convert to fraction form
    113,015.32/169,522.98 = 88,074.03/x
  3. Step 3: Cross multiply
    113,015.32x = 169,522.98 × 88,074.03
  4. Step 4: Simplify right side
    113,015.32x = 14,930,572,026.21
  5. Step 5: Solve for x
    x = 14,930,572,026.21/113,015.32
  6. Step 6: Final answer
    x = 132,111.05

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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.