Home / 42,726.99-64,094.14-11,141.25

Finding the Fourth Proportional to 42,726.99, 64,094.14 and 11,141.25

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Solution

The fourth proportional to 42,726.99, 64,094.14 and 11,141.25 is: 16,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,726.99 : 64,094.14 = 11,141.25 : x
  2. Step 2: Convert to fraction form
    42,726.99/64,094.14 = 11,141.25/x
  3. Step 3: Cross multiply
    42,726.99x = 64,094.14 × 11,141.25
  4. Step 4: Simplify right side
    42,726.99x = 714,088,548.18
  5. Step 5: Solve for x
    x = 714,088,548.18/42,726.99
  6. Step 6: Final answer
    x = 16,712.82

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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.