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Finding the Fourth Proportional to 169,317.65, 233,668.86 and 93,866.15

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Solution

The fourth proportional to 169,317.65, 233,668.86 and 93,866.15 is: 129,541.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,317.65 : 233,668.86 = 93,866.15 : x
  2. Step 2: Convert to fraction form
    169,317.65/233,668.86 = 93,866.15/x
  3. Step 3: Cross multiply
    169,317.65x = 233,668.86 × 93,866.15
  4. Step 4: Simplify right side
    169,317.65x = 21,933,596,263.09
  5. Step 5: Solve for x
    x = 21,933,596,263.09/169,317.65
  6. Step 6: Final answer
    x = 129,541.11

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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.