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Finding the Fourth Proportional to 116,594.88, 160,901.28 and 66,294.24

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Solution

The fourth proportional to 116,594.88, 160,901.28 and 66,294.24 is: 91,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,594.88 : 160,901.28 = 66,294.24 : x
  2. Step 2: Convert to fraction form
    116,594.88/160,901.28 = 66,294.24/x
  3. Step 3: Cross multiply
    116,594.88x = 160,901.28 × 66,294.24
  4. Step 4: Simplify right side
    116,594.88x = 10,666,828,072.63
  5. Step 5: Solve for x
    x = 10,666,828,072.63/116,594.88
  6. Step 6: Final answer
    x = 91,486.25

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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.