Home / 118,200.26-163,094.06-70,458.06

Finding the Fourth Proportional to 118,200.26, 163,094.06 and 70,458.06

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Solution

The fourth proportional to 118,200.26, 163,094.06 and 70,458.06 is: 97,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,200.26 : 163,094.06 = 70,458.06 : x
  2. Step 2: Convert to fraction form
    118,200.26/163,094.06 = 70,458.06/x
  3. Step 3: Cross multiply
    118,200.26x = 163,094.06 × 70,458.06
  4. Step 4: Simplify right side
    118,200.26x = 11,491,291,065.12
  5. Step 5: Solve for x
    x = 11,491,291,065.12/118,200.26
  6. Step 6: Final answer
    x = 97,218.83

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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.