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Finding the Fourth Proportional to 169,416.65, 233,770.80 and 101,417.36

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Solution

The fourth proportional to 169,416.65, 233,770.80 and 101,417.36 is: 139,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,416.65 : 233,770.80 = 101,417.36 : x
  2. Step 2: Convert to fraction form
    169,416.65/233,770.80 = 101,417.36/x
  3. Step 3: Cross multiply
    169,416.65x = 233,770.80 × 101,417.36
  4. Step 4: Simplify right side
    169,416.65x = 23,708,416,212.23
  5. Step 5: Solve for x
    x = 23,708,416,212.23/169,416.65
  6. Step 6: Final answer
    x = 139,941.48

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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.