Home / 63,455.00-87,564.24-34,769.05

Finding the Fourth Proportional to 63,455.00, 87,564.24 and 34,769.05

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Solution

The fourth proportional to 63,455.00, 87,564.24 and 34,769.05 is: 47,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.00 : 87,564.24 = 34,769.05 : x
  2. Step 2: Convert to fraction form
    63,455.00/87,564.24 = 34,769.05/x
  3. Step 3: Cross multiply
    63,455.00x = 87,564.24 × 34,769.05
  4. Step 4: Simplify right side
    63,455.00x = 3,044,525,219.86
  5. Step 5: Solve for x
    x = 3,044,525,219.86/63,455.00
  6. Step 6: Final answer
    x = 47,979.28

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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.