Home / 109,156.39-163,539.80-59,204.63

Finding the Fourth Proportional to 109,156.39, 163,539.80 and 59,204.63

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Solution

The fourth proportional to 109,156.39, 163,539.80 and 59,204.63 is: 88,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,156.39 : 163,539.80 = 59,204.63 : x
  2. Step 2: Convert to fraction form
    109,156.39/163,539.80 = 59,204.63/x
  3. Step 3: Cross multiply
    109,156.39x = 163,539.80 × 59,204.63
  4. Step 4: Simplify right side
    109,156.39x = 9,682,312,235.55
  5. Step 5: Solve for x
    x = 9,682,312,235.55/109,156.39
  6. Step 6: Final answer
    x = 88,701.29

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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.