Home / 124,578.30-171,902.46-70,123.77

Finding the Fourth Proportional to 124,578.30, 171,902.46 and 70,123.77

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Solution

The fourth proportional to 124,578.30, 171,902.46 and 70,123.77 is: 96,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578.30 : 171,902.46 = 70,123.77 : x
  2. Step 2: Convert to fraction form
    124,578.30/171,902.46 = 70,123.77/x
  3. Step 3: Cross multiply
    124,578.30x = 171,902.46 × 70,123.77
  4. Step 4: Simplify right side
    124,578.30x = 12,054,448,567.47
  5. Step 5: Solve for x
    x = 12,054,448,567.47/124,578.30
  6. Step 6: Final answer
    x = 96,762.02

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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.