Home / 57,717.06-86,603.01-39,975.02

Finding the Fourth Proportional to 57,717.06, 86,603.01 and 39,975.02

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Solution

The fourth proportional to 57,717.06, 86,603.01 and 39,975.02 is: 59,981.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,717.06 : 86,603.01 = 39,975.02 : x
  2. Step 2: Convert to fraction form
    57,717.06/86,603.01 = 39,975.02/x
  3. Step 3: Cross multiply
    57,717.06x = 86,603.01 × 39,975.02
  4. Step 4: Simplify right side
    57,717.06x = 3,461,956,798.65
  5. Step 5: Solve for x
    x = 3,461,956,798.65/57,717.06
  6. Step 6: Final answer
    x = 59,981.52

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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.