Home / 52,682.96-72,703.75-30,021.47

Finding the Fourth Proportional to 52,682.96, 72,703.75 and 30,021.47

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Solution

The fourth proportional to 52,682.96, 72,703.75 and 30,021.47 is: 41,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.96 : 72,703.75 = 30,021.47 : x
  2. Step 2: Convert to fraction form
    52,682.96/72,703.75 = 30,021.47/x
  3. Step 3: Cross multiply
    52,682.96x = 72,703.75 × 30,021.47
  4. Step 4: Simplify right side
    52,682.96x = 2,182,673,342.81
  5. Step 5: Solve for x
    x = 2,182,673,342.81/52,682.96
  6. Step 6: Final answer
    x = 41,430.35

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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.