Home / 58,027.24-79,990.50-45,430.12

Finding the Fourth Proportional to 58,027.24, 79,990.50 and 45,430.12

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Solution

The fourth proportional to 58,027.24, 79,990.50 and 45,430.12 is: 62,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,027.24 : 79,990.50 = 45,430.12 : x
  2. Step 2: Convert to fraction form
    58,027.24/79,990.50 = 45,430.12/x
  3. Step 3: Cross multiply
    58,027.24x = 79,990.50 × 45,430.12
  4. Step 4: Simplify right side
    58,027.24x = 3,633,978,013.86
  5. Step 5: Solve for x
    x = 3,633,978,013.86/58,027.24
  6. Step 6: Final answer
    x = 62,625.38

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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.