Home / 268,328.48-370,302.16-147,474.08

Finding the Fourth Proportional to 268,328.48, 370,302.16 and 147,474.08

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Solution

The fourth proportional to 268,328.48, 370,302.16 and 147,474.08 is: 203,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,328.48 : 370,302.16 = 147,474.08 : x
  2. Step 2: Convert to fraction form
    268,328.48/370,302.16 = 147,474.08/x
  3. Step 3: Cross multiply
    268,328.48x = 370,302.16 × 147,474.08
  4. Step 4: Simplify right side
    268,328.48x = 54,609,970,368.01
  5. Step 5: Solve for x
    x = 54,609,970,368.01/268,328.48
  6. Step 6: Final answer
    x = 203,519.10

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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.