Home / 46,950.12-70,429.80-13,670.52

Finding the Fourth Proportional to 46,950.12, 70,429.80 and 13,670.52

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Solution

The fourth proportional to 46,950.12, 70,429.80 and 13,670.52 is: 20,507.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,950.12 : 70,429.80 = 13,670.52 : x
  2. Step 2: Convert to fraction form
    46,950.12/70,429.80 = 13,670.52/x
  3. Step 3: Cross multiply
    46,950.12x = 70,429.80 × 13,670.52
  4. Step 4: Simplify right side
    46,950.12x = 962,811,989.50
  5. Step 5: Solve for x
    x = 962,811,989.50/46,950.12
  6. Step 6: Final answer
    x = 20,507.13

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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.