Home / 64,353.09-88,807.28-39,202.59

Finding the Fourth Proportional to 64,353.09, 88,807.28 and 39,202.59

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Solution

The fourth proportional to 64,353.09, 88,807.28 and 39,202.59 is: 54,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,353.09 : 88,807.28 = 39,202.59 : x
  2. Step 2: Convert to fraction form
    64,353.09/88,807.28 = 39,202.59/x
  3. Step 3: Cross multiply
    64,353.09x = 88,807.28 × 39,202.59
  4. Step 4: Simplify right side
    64,353.09x = 3,481,475,386.86
  5. Step 5: Solve for x
    x = 3,481,475,386.86/64,353.09
  6. Step 6: Final answer
    x = 54,099.58

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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.