Home / 268,988.02-370,572.09-187,175.58

Finding the Fourth Proportional to 268,988.02, 370,572.09 and 187,175.58

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Solution

The fourth proportional to 268,988.02, 370,572.09 and 187,175.58 is: 257,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,988.02 : 370,572.09 = 187,175.58 : x
  2. Step 2: Convert to fraction form
    268,988.02/370,572.09 = 187,175.58/x
  3. Step 3: Cross multiply
    268,988.02x = 370,572.09 × 187,175.58
  4. Step 4: Simplify right side
    268,988.02x = 69,362,045,674.39
  5. Step 5: Solve for x
    x = 69,362,045,674.39/268,988.02
  6. Step 6: Final answer
    x = 257,862.95

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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.