Home / 134,895.08-186,152.63-74,467.59

Finding the Fourth Proportional to 134,895.08, 186,152.63 and 74,467.59

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Solution

The fourth proportional to 134,895.08, 186,152.63 and 74,467.59 is: 102,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,895.08 : 186,152.63 = 74,467.59 : x
  2. Step 2: Convert to fraction form
    134,895.08/186,152.63 = 74,467.59/x
  3. Step 3: Cross multiply
    134,895.08x = 186,152.63 × 74,467.59
  4. Step 4: Simplify right side
    134,895.08x = 13,862,337,355.92
  5. Step 5: Solve for x
    x = 13,862,337,355.92/134,895.08
  6. Step 6: Final answer
    x = 102,763.85

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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.