Home / 170,709.36-235,543.72-98,098.24

Finding the Fourth Proportional to 170,709.36, 235,543.72 and 98,098.24

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Solution

The fourth proportional to 170,709.36, 235,543.72 and 98,098.24 is: 135,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,709.36 : 235,543.72 = 98,098.24 : x
  2. Step 2: Convert to fraction form
    170,709.36/235,543.72 = 98,098.24/x
  3. Step 3: Cross multiply
    170,709.36x = 235,543.72 × 98,098.24
  4. Step 4: Simplify right side
    170,709.36x = 23,106,424,375.05
  5. Step 5: Solve for x
    x = 23,106,424,375.05/170,709.36
  6. Step 6: Final answer
    x = 135,355.35

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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.