Home / 170,402.22-235,138.14-98,806.32

Finding the Fourth Proportional to 170,402.22, 235,138.14 and 98,806.32

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Solution

The fourth proportional to 170,402.22, 235,138.14 and 98,806.32 is: 136,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,402.22 : 235,138.14 = 98,806.32 : x
  2. Step 2: Convert to fraction form
    170,402.22/235,138.14 = 98,806.32/x
  3. Step 3: Cross multiply
    170,402.22x = 235,138.14 × 98,806.32
  4. Step 4: Simplify right side
    170,402.22x = 23,233,134,305.04
  5. Step 5: Solve for x
    x = 23,233,134,305.04/170,402.22
  6. Step 6: Final answer
    x = 136,342.91

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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.