Home / 118,537.61-163,584.75-67,549.25

Finding the Fourth Proportional to 118,537.61, 163,584.75 and 67,549.25

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Solution

The fourth proportional to 118,537.61, 163,584.75 and 67,549.25 is: 93,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.61 : 163,584.75 = 67,549.25 : x
  2. Step 2: Convert to fraction form
    118,537.61/163,584.75 = 67,549.25/x
  3. Step 3: Cross multiply
    118,537.61x = 163,584.75 × 67,549.25
  4. Step 4: Simplify right side
    118,537.61x = 11,050,026,836.19
  5. Step 5: Solve for x
    x = 11,050,026,836.19/118,537.61
  6. Step 6: Final answer
    x = 93,219.59

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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.