Home / 151,686.00-209,368.31-88,044.30

Finding the Fourth Proportional to 151,686.00, 209,368.31 and 88,044.30

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Solution

The fourth proportional to 151,686.00, 209,368.31 and 88,044.30 is: 121,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,686.00 : 209,368.31 = 88,044.30 : x
  2. Step 2: Convert to fraction form
    151,686.00/209,368.31 = 88,044.30/x
  3. Step 3: Cross multiply
    151,686.00x = 209,368.31 × 88,044.30
  4. Step 4: Simplify right side
    151,686.00x = 18,433,685,772.71
  5. Step 5: Solve for x
    x = 18,433,685,772.71/151,686.00
  6. Step 6: Final answer
    x = 121,525.30

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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.