Home / 42,309.04-63,477.78-16,021.12

Finding the Fourth Proportional to 42,309.04, 63,477.78 and 16,021.12

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Solution

The fourth proportional to 42,309.04, 63,477.78 and 16,021.12 is: 24,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,309.04 : 63,477.78 = 16,021.12 : x
  2. Step 2: Convert to fraction form
    42,309.04/63,477.78 = 16,021.12/x
  3. Step 3: Cross multiply
    42,309.04x = 63,477.78 × 16,021.12
  4. Step 4: Simplify right side
    42,309.04x = 1,016,985,130.71
  5. Step 5: Solve for x
    x = 1,016,985,130.71/42,309.04
  6. Step 6: Final answer
    x = 24,037.06

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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.