Home / 268,386.40-370,369.08-147,525.10

Finding the Fourth Proportional to 268,386.40, 370,369.08 and 147,525.10

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Solution

The fourth proportional to 268,386.40, 370,369.08 and 147,525.10 is: 203,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,386.40 : 370,369.08 = 147,525.10 : x
  2. Step 2: Convert to fraction form
    268,386.40/370,369.08 = 147,525.10/x
  3. Step 3: Cross multiply
    268,386.40x = 370,369.08 × 147,525.10
  4. Step 4: Simplify right side
    268,386.40x = 54,638,735,563.91
  5. Step 5: Solve for x
    x = 54,638,735,563.91/268,386.40
  6. Step 6: Final answer
    x = 203,582.36

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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.