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Finding the Fourth Proportional to 153,240.95, 211,576.70 and 95,903.51

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Solution

The fourth proportional to 153,240.95, 211,576.70 and 95,903.51 is: 132,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,240.95 : 211,576.70 = 95,903.51 : x
  2. Step 2: Convert to fraction form
    153,240.95/211,576.70 = 95,903.51/x
  3. Step 3: Cross multiply
    153,240.95x = 211,576.70 × 95,903.51
  4. Step 4: Simplify right side
    153,240.95x = 20,290,947,346.09
  5. Step 5: Solve for x
    x = 20,290,947,346.09/153,240.95
  6. Step 6: Final answer
    x = 132,412.04

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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.