Home / 107,241.12-147,980.88-59,482.56

Finding the Fourth Proportional to 107,241.12, 147,980.88 and 59,482.56

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Solution

The fourth proportional to 107,241.12, 147,980.88 and 59,482.56 is: 82,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,241.12 : 147,980.88 = 59,482.56 : x
  2. Step 2: Convert to fraction form
    107,241.12/147,980.88 = 59,482.56/x
  3. Step 3: Cross multiply
    107,241.12x = 147,980.88 × 59,482.56
  4. Step 4: Simplify right side
    107,241.12x = 8,802,281,573.45
  5. Step 5: Solve for x
    x = 8,802,281,573.45/107,241.12
  6. Step 6: Final answer
    x = 82,079.35

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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.