Home / 118,148.50-163,054.60-67,177.22

Finding the Fourth Proportional to 118,148.50, 163,054.60 and 67,177.22

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Solution

The fourth proportional to 118,148.50, 163,054.60 and 67,177.22 is: 92,710.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,148.50 : 163,054.60 = 67,177.22 : x
  2. Step 2: Convert to fraction form
    118,148.50/163,054.60 = 67,177.22/x
  3. Step 3: Cross multiply
    118,148.50x = 163,054.60 × 67,177.22
  4. Step 4: Simplify right side
    118,148.50x = 10,953,554,736.21
  5. Step 5: Solve for x
    x = 10,953,554,736.21/118,148.50
  6. Step 6: Final answer
    x = 92,710.06

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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.