Home / 268,545.23-370,585.02-147,686.51

Finding the Fourth Proportional to 268,545.23, 370,585.02 and 147,686.51

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Solution

The fourth proportional to 268,545.23, 370,585.02 and 147,686.51 is: 203,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,545.23 : 370,585.02 = 147,686.51 : x
  2. Step 2: Convert to fraction form
    268,545.23/370,585.02 = 147,686.51/x
  3. Step 3: Cross multiply
    268,545.23x = 370,585.02 × 147,686.51
  4. Step 4: Simplify right side
    268,545.23x = 54,730,408,496.26
  5. Step 5: Solve for x
    x = 54,730,408,496.26/268,545.23
  6. Step 6: Final answer
    x = 203,803.32

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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.