Home / 117,175.05-161,701.70-63,460.13

Finding the Fourth Proportional to 117,175.05, 161,701.70 and 63,460.13

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Solution

The fourth proportional to 117,175.05, 161,701.70 and 63,460.13 is: 87,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,175.05 : 161,701.70 = 63,460.13 : x
  2. Step 2: Convert to fraction form
    117,175.05/161,701.70 = 63,460.13/x
  3. Step 3: Cross multiply
    117,175.05x = 161,701.70 × 63,460.13
  4. Step 4: Simplify right side
    117,175.05x = 10,261,610,094.71
  5. Step 5: Solve for x
    x = 10,261,610,094.71/117,175.05
  6. Step 6: Final answer
    x = 87,575.04

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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.