Home / 170,315.16-235,023.58-98,682.42

Finding the Fourth Proportional to 170,315.16, 235,023.58 and 98,682.42

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Solution

The fourth proportional to 170,315.16, 235,023.58 and 98,682.42 is: 136,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,315.16 : 235,023.58 = 98,682.42 : x
  2. Step 2: Convert to fraction form
    170,315.16/235,023.58 = 98,682.42/x
  3. Step 3: Cross multiply
    170,315.16x = 235,023.58 × 98,682.42
  4. Step 4: Simplify right side
    170,315.16x = 23,192,695,631.46
  5. Step 5: Solve for x
    x = 23,192,695,631.46/170,315.16
  6. Step 6: Final answer
    x = 136,175.17

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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.