Home / 111,636.02-167,459.50-45,067.84

Finding the Fourth Proportional to 111,636.02, 167,459.50 and 45,067.84

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Solution

The fourth proportional to 111,636.02, 167,459.50 and 45,067.84 is: 67,603.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,636.02 : 167,459.50 = 45,067.84 : x
  2. Step 2: Convert to fraction form
    111,636.02/167,459.50 = 45,067.84/x
  3. Step 3: Cross multiply
    111,636.02x = 167,459.50 × 45,067.84
  4. Step 4: Simplify right side
    111,636.02x = 7,547,038,532.13
  5. Step 5: Solve for x
    x = 7,547,038,532.13/111,636.02
  6. Step 6: Final answer
    x = 67,603.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.