Home / 109,460.95-151,056.29-61,714.17

Finding the Fourth Proportional to 109,460.95, 151,056.29 and 61,714.17

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Solution

The fourth proportional to 109,460.95, 151,056.29 and 61,714.17 is: 85,165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,460.95 : 151,056.29 = 61,714.17 : x
  2. Step 2: Convert to fraction form
    109,460.95/151,056.29 = 61,714.17/x
  3. Step 3: Cross multiply
    109,460.95x = 151,056.29 × 61,714.17
  4. Step 4: Simplify right side
    109,460.95x = 9,322,313,714.91
  5. Step 5: Solve for x
    x = 9,322,313,714.91/109,460.95
  6. Step 6: Final answer
    x = 85,165.66

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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.