Home / 117,759.33-162,506.30-64,043.19

Finding the Fourth Proportional to 117,759.33, 162,506.30 and 64,043.19

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Solution

The fourth proportional to 117,759.33, 162,506.30 and 64,043.19 is: 88,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,759.33 : 162,506.30 = 64,043.19 : x
  2. Step 2: Convert to fraction form
    117,759.33/162,506.30 = 64,043.19/x
  3. Step 3: Cross multiply
    117,759.33x = 162,506.30 × 64,043.19
  4. Step 4: Simplify right side
    117,759.33x = 10,407,421,526.88
  5. Step 5: Solve for x
    x = 10,407,421,526.88/117,759.33
  6. Step 6: Final answer
    x = 88,378.74

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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.