Home / 110,875.77-152,985.92-63,116.55

Finding the Fourth Proportional to 110,875.77, 152,985.92 and 63,116.55

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Solution

The fourth proportional to 110,875.77, 152,985.92 and 63,116.55 is: 87,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,875.77 : 152,985.92 = 63,116.55 : x
  2. Step 2: Convert to fraction form
    110,875.77/152,985.92 = 63,116.55/x
  3. Step 3: Cross multiply
    110,875.77x = 152,985.92 × 63,116.55
  4. Step 4: Simplify right side
    110,875.77x = 9,655,943,153.39
  5. Step 5: Solve for x
    x = 9,655,943,153.39/110,875.77
  6. Step 6: Final answer
    x = 87,087.95

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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.