Home / 179,718.11-269,531.02-53,328.47

Finding the Fourth Proportional to 179,718.11, 269,531.02 and 53,328.47

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Solution

The fourth proportional to 179,718.11, 269,531.02 and 53,328.47 is: 79,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,718.11 : 269,531.02 = 53,328.47 : x
  2. Step 2: Convert to fraction form
    179,718.11/269,531.02 = 53,328.47/x
  3. Step 3: Cross multiply
    179,718.11x = 269,531.02 × 53,328.47
  4. Step 4: Simplify right side
    179,718.11x = 14,373,676,914.14
  5. Step 5: Solve for x
    x = 14,373,676,914.14/179,718.11
  6. Step 6: Final answer
    x = 79,979.01

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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.