Home / 170,536.10-255,658.29-65,430.50

Finding the Fourth Proportional to 170,536.10, 255,658.29 and 65,430.50

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Solution

The fourth proportional to 170,536.10, 255,658.29 and 65,430.50 is: 98,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,536.10 : 255,658.29 = 65,430.50 : x
  2. Step 2: Convert to fraction form
    170,536.10/255,658.29 = 65,430.50/x
  3. Step 3: Cross multiply
    170,536.10x = 255,658.29 × 65,430.50
  4. Step 4: Simplify right side
    170,536.10x = 16,727,849,743.85
  5. Step 5: Solve for x
    x = 16,727,849,743.85/170,536.10
  6. Step 6: Final answer
    x = 98,089.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.