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Finding the Fourth Proportional to 170,503.95, 235,294.95 and 98,925.87

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Solution

The fourth proportional to 170,503.95, 235,294.95 and 98,925.87 is: 136,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,503.95 : 235,294.95 = 98,925.87 : x
  2. Step 2: Convert to fraction form
    170,503.95/235,294.95 = 98,925.87/x
  3. Step 3: Cross multiply
    170,503.95x = 235,294.95 × 98,925.87
  4. Step 4: Simplify right side
    170,503.95x = 23,276,757,635.36
  5. Step 5: Solve for x
    x = 23,276,757,635.36/170,503.95
  6. Step 6: Final answer
    x = 136,517.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.