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Finding the Fourth Proportional to 65,798.04, 98,696.13 and 15,877.71

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Solution

The fourth proportional to 65,798.04, 98,696.13 and 15,877.71 is: 23,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,798.04 : 98,696.13 = 15,877.71 : x
  2. Step 2: Convert to fraction form
    65,798.04/98,696.13 = 15,877.71/x
  3. Step 3: Cross multiply
    65,798.04x = 98,696.13 × 15,877.71
  4. Step 4: Simplify right side
    65,798.04x = 1,567,068,530.26
  5. Step 5: Solve for x
    x = 1,567,068,530.26/65,798.04
  6. Step 6: Final answer
    x = 23,816.34

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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.