Home / 170,359.19-234,877.33-139,619.13

Finding the Fourth Proportional to 170,359.19, 234,877.33 and 139,619.13

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Solution

The fourth proportional to 170,359.19, 234,877.33 and 139,619.13 is: 192,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,359.19 : 234,877.33 = 139,619.13 : x
  2. Step 2: Convert to fraction form
    170,359.19/234,877.33 = 139,619.13/x
  3. Step 3: Cross multiply
    170,359.19x = 234,877.33 × 139,619.13
  4. Step 4: Simplify right side
    170,359.19x = 32,793,368,471.32
  5. Step 5: Solve for x
    x = 32,793,368,471.32/170,359.19
  6. Step 6: Final answer
    x = 192,495.45

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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.