Home / 53,683.48-80,499.93-19,926.10

Finding the Fourth Proportional to 53,683.48, 80,499.93 and 19,926.10

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Solution

The fourth proportional to 53,683.48, 80,499.93 and 19,926.10 is: 29,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.48 : 80,499.93 = 19,926.10 : x
  2. Step 2: Convert to fraction form
    53,683.48/80,499.93 = 19,926.10/x
  3. Step 3: Cross multiply
    53,683.48x = 80,499.93 × 19,926.10
  4. Step 4: Simplify right side
    53,683.48x = 1,604,049,681.08
  5. Step 5: Solve for x
    x = 1,604,049,681.08/53,683.48
  6. Step 6: Final answer
    x = 29,879.76

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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.