Home / 102,518.60-153,432.30-94,224.20

Finding the Fourth Proportional to 102,518.60, 153,432.30 and 94,224.20

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Solution

The fourth proportional to 102,518.60, 153,432.30 and 94,224.20 is: 141,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,518.60 : 153,432.30 = 94,224.20 : x
  2. Step 2: Convert to fraction form
    102,518.60/153,432.30 = 94,224.20/x
  3. Step 3: Cross multiply
    102,518.60x = 153,432.30 × 94,224.20
  4. Step 4: Simplify right side
    102,518.60x = 14,457,035,721.66
  5. Step 5: Solve for x
    x = 14,457,035,721.66/102,518.60
  6. Step 6: Final answer
    x = 141,018.66

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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.