Home / 170,392.65-235,141.86-98,814.18

Finding the Fourth Proportional to 170,392.65, 235,141.86 and 98,814.18

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Solution

The fourth proportional to 170,392.65, 235,141.86 and 98,814.18 is: 136,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,392.65 : 235,141.86 = 98,814.18 : x
  2. Step 2: Convert to fraction form
    170,392.65/235,141.86 = 98,814.18/x
  3. Step 3: Cross multiply
    170,392.65x = 235,141.86 × 98,814.18
  4. Step 4: Simplify right side
    170,392.65x = 23,235,350,079.57
  5. Step 5: Solve for x
    x = 23,235,350,079.57/170,392.65
  6. Step 6: Final answer
    x = 136,363.57

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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.