Home / 109,914.66-151,678.17-59,612.58

Finding the Fourth Proportional to 109,914.66, 151,678.17 and 59,612.58

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Solution

The fourth proportional to 109,914.66, 151,678.17 and 59,612.58 is: 82,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,914.66 : 151,678.17 = 59,612.58 : x
  2. Step 2: Convert to fraction form
    109,914.66/151,678.17 = 59,612.58/x
  3. Step 3: Cross multiply
    109,914.66x = 151,678.17 × 59,612.58
  4. Step 4: Simplify right side
    109,914.66x = 9,041,927,043.38
  5. Step 5: Solve for x
    x = 9,041,927,043.38/109,914.66
  6. Step 6: Final answer
    x = 82,263.16

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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.