Home / 53,050.39-79,575.61-13,607.50

Finding the Fourth Proportional to 53,050.39, 79,575.61 and 13,607.50

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Solution

The fourth proportional to 53,050.39, 79,575.61 and 13,607.50 is: 20,411.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.39 : 79,575.61 = 13,607.50 : x
  2. Step 2: Convert to fraction form
    53,050.39/79,575.61 = 13,607.50/x
  3. Step 3: Cross multiply
    53,050.39x = 79,575.61 × 13,607.50
  4. Step 4: Simplify right side
    53,050.39x = 1,082,825,045.04
  5. Step 5: Solve for x
    x = 1,082,825,045.04/53,050.39
  6. Step 6: Final answer
    x = 20,411.26

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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.