Home / 75,312.08-113,005.24-53,267.12

Finding the Fourth Proportional to 75,312.08, 113,005.24 and 53,267.12

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Solution

The fourth proportional to 75,312.08, 113,005.24 and 53,267.12 is: 79,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,312.08 : 113,005.24 = 53,267.12 : x
  2. Step 2: Convert to fraction form
    75,312.08/113,005.24 = 53,267.12/x
  3. Step 3: Cross multiply
    75,312.08x = 113,005.24 × 53,267.12
  4. Step 4: Simplify right side
    75,312.08x = 6,019,463,679.71
  5. Step 5: Solve for x
    x = 6,019,463,679.71/75,312.08
  6. Step 6: Final answer
    x = 79,926.93

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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.