Home / 113,396.20-156,486.54-63,095.20

Finding the Fourth Proportional to 113,396.20, 156,486.54 and 63,095.20

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Solution

The fourth proportional to 113,396.20, 156,486.54 and 63,095.20 is: 87,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,396.20 : 156,486.54 = 63,095.20 : x
  2. Step 2: Convert to fraction form
    113,396.20/156,486.54 = 63,095.20/x
  3. Step 3: Cross multiply
    113,396.20x = 156,486.54 × 63,095.20
  4. Step 4: Simplify right side
    113,396.20x = 9,873,549,538.61
  5. Step 5: Solve for x
    x = 9,873,549,538.61/113,396.20
  6. Step 6: Final answer
    x = 87,071.26

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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.