Home / 170,115.32-234,788.28-98,539.40

Finding the Fourth Proportional to 170,115.32, 234,788.28 and 98,539.40

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Solution

The fourth proportional to 170,115.32, 234,788.28 and 98,539.40 is: 136,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,115.32 : 234,788.28 = 98,539.40 : x
  2. Step 2: Convert to fraction form
    170,115.32/234,788.28 = 98,539.40/x
  3. Step 3: Cross multiply
    170,115.32x = 234,788.28 × 98,539.40
  4. Step 4: Simplify right side
    170,115.32x = 23,135,896,238.23
  5. Step 5: Solve for x
    x = 23,135,896,238.23/170,115.32
  6. Step 6: Final answer
    x = 136,001.25

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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.