Home / 119,750.16-165,261.96-68,762.70

Finding the Fourth Proportional to 119,750.16, 165,261.96 and 68,762.70

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Solution

The fourth proportional to 119,750.16, 165,261.96 and 68,762.70 is: 94,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,750.16 : 165,261.96 = 68,762.70 : x
  2. Step 2: Convert to fraction form
    119,750.16/165,261.96 = 68,762.70/x
  3. Step 3: Cross multiply
    119,750.16x = 165,261.96 × 68,762.70
  4. Step 4: Simplify right side
    119,750.16x = 11,363,858,576.89
  5. Step 5: Solve for x
    x = 11,363,858,576.89/119,750.16
  6. Step 6: Final answer
    x = 94,896.40

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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.