Home / 98,533.08-147,799.68-31,973.28

Finding the Fourth Proportional to 98,533.08, 147,799.68 and 31,973.28

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Solution

The fourth proportional to 98,533.08, 147,799.68 and 31,973.28 is: 47,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,533.08 : 147,799.68 = 31,973.28 : x
  2. Step 2: Convert to fraction form
    98,533.08/147,799.68 = 31,973.28/x
  3. Step 3: Cross multiply
    98,533.08x = 147,799.68 × 31,973.28
  4. Step 4: Simplify right side
    98,533.08x = 4,725,640,552.55
  5. Step 5: Solve for x
    x = 4,725,640,552.55/98,533.08
  6. Step 6: Final answer
    x = 47,959.94

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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.