Home / 90,670.21-136,005.10-24,110.35

Finding the Fourth Proportional to 90,670.21, 136,005.10 and 24,110.35

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Solution

The fourth proportional to 90,670.21, 136,005.10 and 24,110.35 is: 36,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,670.21 : 136,005.10 = 24,110.35 : x
  2. Step 2: Convert to fraction form
    90,670.21/136,005.10 = 24,110.35/x
  3. Step 3: Cross multiply
    90,670.21x = 136,005.10 × 24,110.35
  4. Step 4: Simplify right side
    90,670.21x = 3,279,130,562.79
  5. Step 5: Solve for x
    x = 3,279,130,562.79/90,670.21
  6. Step 6: Final answer
    x = 36,165.47

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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.