Home / 114,058.18-171,088.63-69,089.36

Finding the Fourth Proportional to 114,058.18, 171,088.63 and 69,089.36

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Solution

The fourth proportional to 114,058.18, 171,088.63 and 69,089.36 is: 103,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,058.18 : 171,088.63 = 69,089.36 : x
  2. Step 2: Convert to fraction form
    114,058.18/171,088.63 = 69,089.36/x
  3. Step 3: Cross multiply
    114,058.18x = 171,088.63 × 69,089.36
  4. Step 4: Simplify right side
    114,058.18x = 11,820,403,116.12
  5. Step 5: Solve for x
    x = 11,820,403,116.12/114,058.18
  6. Step 6: Final answer
    x = 103,634.86

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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.