Home / 95,587.40-143,208.30-84,528.20

Finding the Fourth Proportional to 95,587.40, 143,208.30 and 84,528.20

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Solution

The fourth proportional to 95,587.40, 143,208.30 and 84,528.20 is: 126,639.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,587.40 : 143,208.30 = 84,528.20 : x
  2. Step 2: Convert to fraction form
    95,587.40/143,208.30 = 84,528.20/x
  3. Step 3: Cross multiply
    95,587.40x = 143,208.30 × 84,528.20
  4. Step 4: Simplify right side
    95,587.40x = 12,105,139,824.06
  5. Step 5: Solve for x
    x = 12,105,139,824.06/95,587.40
  6. Step 6: Final answer
    x = 126,639.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.