Home / 152,050.47-209,825.94-84,065.68

Finding the Fourth Proportional to 152,050.47, 209,825.94 and 84,065.68

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Solution

The fourth proportional to 152,050.47, 209,825.94 and 84,065.68 is: 116,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,050.47 : 209,825.94 = 84,065.68 : x
  2. Step 2: Convert to fraction form
    152,050.47/209,825.94 = 84,065.68/x
  3. Step 3: Cross multiply
    152,050.47x = 209,825.94 × 84,065.68
  4. Step 4: Simplify right side
    152,050.47x = 17,639,160,327.74
  5. Step 5: Solve for x
    x = 17,639,160,327.74/152,050.47
  6. Step 6: Final answer
    x = 116,008.59

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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.