Home / 112,454.76-168,598.80-68,071.01

Finding the Fourth Proportional to 112,454.76, 168,598.80 and 68,071.01

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Solution

The fourth proportional to 112,454.76, 168,598.80 and 68,071.01 is: 102,056.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,454.76 : 168,598.80 = 68,071.01 : x
  2. Step 2: Convert to fraction form
    112,454.76/168,598.80 = 68,071.01/x
  3. Step 3: Cross multiply
    112,454.76x = 168,598.80 × 68,071.01
  4. Step 4: Simplify right side
    112,454.76x = 11,476,690,349.47
  5. Step 5: Solve for x
    x = 11,476,690,349.47/112,454.76
  6. Step 6: Final answer
    x = 102,056.07

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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.