Home / 63,315.81-87,775.38-59,945.13

Finding the Fourth Proportional to 63,315.81, 87,775.38 and 59,945.13

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Solution

The fourth proportional to 63,315.81, 87,775.38 and 59,945.13 is: 83,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,315.81 : 87,775.38 = 59,945.13 : x
  2. Step 2: Convert to fraction form
    63,315.81/87,775.38 = 59,945.13/x
  3. Step 3: Cross multiply
    63,315.81x = 87,775.38 × 59,945.13
  4. Step 4: Simplify right side
    63,315.81x = 5,261,706,564.90
  5. Step 5: Solve for x
    x = 5,261,706,564.90/63,315.81
  6. Step 6: Final answer
    x = 83,102.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.