Home / 152,166.74-209,996.37-84,182.60

Finding the Fourth Proportional to 152,166.74, 209,996.37 and 84,182.60

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Solution

The fourth proportional to 152,166.74, 209,996.37 and 84,182.60 is: 116,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,166.74 : 209,996.37 = 84,182.60 : x
  2. Step 2: Convert to fraction form
    152,166.74/209,996.37 = 84,182.60/x
  3. Step 3: Cross multiply
    152,166.74x = 209,996.37 × 84,182.60
  4. Step 4: Simplify right side
    152,166.74x = 17,678,040,417.16
  5. Step 5: Solve for x
    x = 17,678,040,417.16/152,166.74
  6. Step 6: Final answer
    x = 116,175.46

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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.