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Finding the Fourth Proportional to 169,304.40, 233,642.70 and 92,830.47

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Solution

The fourth proportional to 169,304.40, 233,642.70 and 92,830.47 is: 128,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,304.40 : 233,642.70 = 92,830.47 : x
  2. Step 2: Convert to fraction form
    169,304.40/233,642.70 = 92,830.47/x
  3. Step 3: Cross multiply
    169,304.40x = 233,642.70 × 92,830.47
  4. Step 4: Simplify right side
    169,304.40x = 21,689,161,653.07
  5. Step 5: Solve for x
    x = 21,689,161,653.07/169,304.40
  6. Step 6: Final answer
    x = 128,107.49

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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.