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Finding the Fourth Proportional to 169,422.51, 233,803.14 and 93,971.01

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Solution

The fourth proportional to 169,422.51, 233,803.14 and 93,971.01 is: 129,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,422.51 : 233,803.14 = 93,971.01 : x
  2. Step 2: Convert to fraction form
    169,422.51/233,803.14 = 93,971.01/x
  3. Step 3: Cross multiply
    169,422.51x = 233,803.14 × 93,971.01
  4. Step 4: Simplify right side
    169,422.51x = 21,970,717,206.97
  5. Step 5: Solve for x
    x = 21,970,717,206.97/169,422.51
  6. Step 6: Final answer
    x = 129,680.04

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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.