Home / 163,725.77-245,296.48-88,798.12

Finding the Fourth Proportional to 163,725.77, 245,296.48 and 88,798.12

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Solution

The fourth proportional to 163,725.77, 245,296.48 and 88,798.12 is: 133,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,725.77 : 245,296.48 = 88,798.12 : x
  2. Step 2: Convert to fraction form
    163,725.77/245,296.48 = 88,798.12/x
  3. Step 3: Cross multiply
    163,725.77x = 245,296.48 × 88,798.12
  4. Step 4: Simplify right side
    163,725.77x = 21,781,866,727.93
  5. Step 5: Solve for x
    x = 21,781,866,727.93/163,725.77
  6. Step 6: Final answer
    x = 133,038.72

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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.