Home / 104,988.16-144,878.40-59,660.16

Finding the Fourth Proportional to 104,988.16, 144,878.40 and 59,660.16

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Solution

The fourth proportional to 104,988.16, 144,878.40 and 59,660.16 is: 82,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,988.16 : 144,878.40 = 59,660.16 : x
  2. Step 2: Convert to fraction form
    104,988.16/144,878.40 = 59,660.16/x
  3. Step 3: Cross multiply
    104,988.16x = 144,878.40 × 59,660.16
  4. Step 4: Simplify right side
    104,988.16x = 8,643,468,524.54
  5. Step 5: Solve for x
    x = 8,643,468,524.54/104,988.16
  6. Step 6: Final answer
    x = 82,328.03

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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.