Home / 53,000.86-73,140.37-29,127.03

Finding the Fourth Proportional to 53,000.86, 73,140.37 and 29,127.03

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Solution

The fourth proportional to 53,000.86, 73,140.37 and 29,127.03 is: 40,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.86 : 73,140.37 = 29,127.03 : x
  2. Step 2: Convert to fraction form
    53,000.86/73,140.37 = 29,127.03/x
  3. Step 3: Cross multiply
    53,000.86x = 73,140.37 × 29,127.03
  4. Step 4: Simplify right side
    53,000.86x = 2,130,361,751.20
  5. Step 5: Solve for x
    x = 2,130,361,751.20/53,000.86
  6. Step 6: Final answer
    x = 40,194.85

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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.