Home / 112,048.79-154,625.29-61,061.94

Finding the Fourth Proportional to 112,048.79, 154,625.29 and 61,061.94

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Solution

The fourth proportional to 112,048.79, 154,625.29 and 61,061.94 is: 84,264.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,048.79 : 154,625.29 = 61,061.94 : x
  2. Step 2: Convert to fraction form
    112,048.79/154,625.29 = 61,061.94/x
  3. Step 3: Cross multiply
    112,048.79x = 154,625.29 × 61,061.94
  4. Step 4: Simplify right side
    112,048.79x = 9,441,720,027.81
  5. Step 5: Solve for x
    x = 9,441,720,027.81/112,048.79
  6. Step 6: Final answer
    x = 84,264.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.