Home / 118,207.84-163,147.92-70,464.24

Finding the Fourth Proportional to 118,207.84, 163,147.92 and 70,464.24

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Solution

The fourth proportional to 118,207.84, 163,147.92 and 70,464.24 is: 97,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,207.84 : 163,147.92 = 70,464.24 : x
  2. Step 2: Convert to fraction form
    118,207.84/163,147.92 = 70,464.24/x
  3. Step 3: Cross multiply
    118,207.84x = 163,147.92 × 70,464.24
  4. Step 4: Simplify right side
    118,207.84x = 11,496,094,190.38
  5. Step 5: Solve for x
    x = 11,496,094,190.38/118,207.84
  6. Step 6: Final answer
    x = 97,253.23

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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.