Home / 170,314.42-235,022.55-98,681.66

Finding the Fourth Proportional to 170,314.42, 235,022.55 and 98,681.66

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Solution

The fourth proportional to 170,314.42, 235,022.55 and 98,681.66 is: 136,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,314.42 : 235,022.55 = 98,681.66 : x
  2. Step 2: Convert to fraction form
    170,314.42/235,022.55 = 98,681.66/x
  3. Step 3: Cross multiply
    170,314.42x = 235,022.55 × 98,681.66
  4. Step 4: Simplify right side
    170,314.42x = 23,192,415,371.43
  5. Step 5: Solve for x
    x = 23,192,415,371.43/170,314.42
  6. Step 6: Final answer
    x = 136,174.12

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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.