Home / 53,931.99-80,902.86-14,488.23

Finding the Fourth Proportional to 53,931.99, 80,902.86 and 14,488.23

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Solution

The fourth proportional to 53,931.99, 80,902.86 and 14,488.23 is: 21,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.99 : 80,902.86 = 14,488.23 : x
  2. Step 2: Convert to fraction form
    53,931.99/80,902.86 = 14,488.23/x
  3. Step 3: Cross multiply
    53,931.99x = 80,902.86 × 14,488.23
  4. Step 4: Simplify right side
    53,931.99x = 1,172,139,243.34
  5. Step 5: Solve for x
    x = 1,172,139,243.34/53,931.99
  6. Step 6: Final answer
    x = 21,733.65

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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.