Home / 107,015.67-160,547.81-57,069.45

Finding the Fourth Proportional to 107,015.67, 160,547.81 and 57,069.45

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Solution

The fourth proportional to 107,015.67, 160,547.81 and 57,069.45 is: 85,617.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,015.67 : 160,547.81 = 57,069.45 : x
  2. Step 2: Convert to fraction form
    107,015.67/160,547.81 = 57,069.45/x
  3. Step 3: Cross multiply
    107,015.67x = 160,547.81 × 57,069.45
  4. Step 4: Simplify right side
    107,015.67x = 9,162,374,930.06
  5. Step 5: Solve for x
    x = 9,162,374,930.06/107,015.67
  6. Step 6: Final answer
    x = 85,617.13

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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.