Home / 53,000.73-79,503.83-13,558.18

Finding the Fourth Proportional to 53,000.73, 79,503.83 and 13,558.18

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Solution

The fourth proportional to 53,000.73, 79,503.83 and 13,558.18 is: 20,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.73 : 79,503.83 = 13,558.18 : x
  2. Step 2: Convert to fraction form
    53,000.73/79,503.83 = 13,558.18/x
  3. Step 3: Cross multiply
    53,000.73x = 79,503.83 × 13,558.18
  4. Step 4: Simplify right side
    53,000.73x = 1,077,927,237.83
  5. Step 5: Solve for x
    x = 1,077,927,237.83/53,000.73
  6. Step 6: Final answer
    x = 20,337.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.