Home / 53,392.95-80,089.28-13,950.11

Finding the Fourth Proportional to 53,392.95, 80,089.28 and 13,950.11

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Solution

The fourth proportional to 53,392.95, 80,089.28 and 13,950.11 is: 20,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,392.95 : 80,089.28 = 13,950.11 : x
  2. Step 2: Convert to fraction form
    53,392.95/80,089.28 = 13,950.11/x
  3. Step 3: Cross multiply
    53,392.95x = 80,089.28 × 13,950.11
  4. Step 4: Simplify right side
    53,392.95x = 1,117,253,795.62
  5. Step 5: Solve for x
    x = 1,117,253,795.62/53,392.95
  6. Step 6: Final answer
    x = 20,925.12

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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.