Home / 134,795.30-202,359.35-84,875.30

Finding the Fourth Proportional to 134,795.30, 202,359.35 and 84,875.30

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Solution

The fourth proportional to 134,795.30, 202,359.35 and 84,875.30 is: 127,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,795.30 : 202,359.35 = 84,875.30 : x
  2. Step 2: Convert to fraction form
    134,795.30/202,359.35 = 84,875.30/x
  3. Step 3: Cross multiply
    134,795.30x = 202,359.35 × 84,875.30
  4. Step 4: Simplify right side
    134,795.30x = 17,175,310,539.06
  5. Step 5: Solve for x
    x = 17,175,310,539.06/134,795.30
  6. Step 6: Final answer
    x = 127,417.73

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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.