Home / 42,663.36-64,005.35-16,009.57

Finding the Fourth Proportional to 42,663.36, 64,005.35 and 16,009.57

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Solution

The fourth proportional to 42,663.36, 64,005.35 and 16,009.57 is: 24,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,663.36 : 64,005.35 = 16,009.57 : x
  2. Step 2: Convert to fraction form
    42,663.36/64,005.35 = 16,009.57/x
  3. Step 3: Cross multiply
    42,663.36x = 64,005.35 × 16,009.57
  4. Step 4: Simplify right side
    42,663.36x = 1,024,698,131.20
  5. Step 5: Solve for x
    x = 1,024,698,131.20/42,663.36
  6. Step 6: Final answer
    x = 24,018.22

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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.