Home / 152,057.14-209,833.54-83,148.20

Finding the Fourth Proportional to 152,057.14, 209,833.54 and 83,148.20

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Solution

The fourth proportional to 152,057.14, 209,833.54 and 83,148.20 is: 114,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,057.14 : 209,833.54 = 83,148.20 : x
  2. Step 2: Convert to fraction form
    152,057.14/209,833.54 = 83,148.20/x
  3. Step 3: Cross multiply
    152,057.14x = 209,833.54 × 83,148.20
  4. Step 4: Simplify right side
    152,057.14x = 17,447,281,150.63
  5. Step 5: Solve for x
    x = 17,447,281,150.63/152,057.14
  6. Step 6: Final answer
    x = 114,741.61

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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.