Home / 112,171.74-154,615.66-97,598.70

Finding the Fourth Proportional to 112,171.74, 154,615.66 and 97,598.70

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Solution

The fourth proportional to 112,171.74, 154,615.66 and 97,598.70 is: 134,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,171.74 : 154,615.66 = 97,598.70 : x
  2. Step 2: Convert to fraction form
    112,171.74/154,615.66 = 97,598.70/x
  3. Step 3: Cross multiply
    112,171.74x = 154,615.66 × 97,598.70
  4. Step 4: Simplify right side
    112,171.74x = 15,090,287,415.64
  5. Step 5: Solve for x
    x = 15,090,287,415.64/112,171.74
  6. Step 6: Final answer
    x = 134,528.42

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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.