Home / 63,027.09-86,999.67-56,301.03

Finding the Fourth Proportional to 63,027.09, 86,999.67 and 56,301.03

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Solution

The fourth proportional to 63,027.09, 86,999.67 and 56,301.03 is: 77,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.09 : 86,999.67 = 56,301.03 : x
  2. Step 2: Convert to fraction form
    63,027.09/86,999.67 = 56,301.03/x
  3. Step 3: Cross multiply
    63,027.09x = 86,999.67 × 56,301.03
  4. Step 4: Simplify right side
    63,027.09x = 4,898,171,030.66
  5. Step 5: Solve for x
    x = 4,898,171,030.66/63,027.09
  6. Step 6: Final answer
    x = 77,715.33

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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.