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Finding the Fourth Proportional to 98,838.79, 148,256.86 and 23,959.58

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Solution

The fourth proportional to 98,838.79, 148,256.86 and 23,959.58 is: 35,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,838.79 : 148,256.86 = 23,959.58 : x
  2. Step 2: Convert to fraction form
    98,838.79/148,256.86 = 23,959.58/x
  3. Step 3: Cross multiply
    98,838.79x = 148,256.86 × 23,959.58
  4. Step 4: Simplify right side
    98,838.79x = 3,552,172,302.29
  5. Step 5: Solve for x
    x = 3,552,172,302.29/98,838.79
  6. Step 6: Final answer
    x = 35,939.05

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1.5x scale

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.