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Finding the Fourth Proportional to 105,275.95, 157,853.88 and 62,599.39

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Solution

The fourth proportional to 105,275.95, 157,853.88 and 62,599.39 is: 93,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,275.95 : 157,853.88 = 62,599.39 : x
  2. Step 2: Convert to fraction form
    105,275.95/157,853.88 = 62,599.39/x
  3. Step 3: Cross multiply
    105,275.95x = 157,853.88 × 62,599.39
  4. Step 4: Simplify right side
    105,275.95x = 9,881,556,597.13
  5. Step 5: Solve for x
    x = 9,881,556,597.13/105,275.95
  6. Step 6: Final answer
    x = 93,863.38

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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.