Home / 268,547.93-370,588.73-147,689.20

Finding the Fourth Proportional to 268,547.93, 370,588.73 and 147,689.20

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Solution

The fourth proportional to 268,547.93, 370,588.73 and 147,689.20 is: 203,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,547.93 : 370,588.73 = 147,689.20 : x
  2. Step 2: Convert to fraction form
    268,547.93/370,588.73 = 147,689.20/x
  3. Step 3: Cross multiply
    268,547.93x = 370,588.73 × 147,689.20
  4. Step 4: Simplify right side
    268,547.93x = 54,731,953,062.72
  5. Step 5: Solve for x
    x = 54,731,953,062.72/268,547.93
  6. Step 6: Final answer
    x = 203,807.02

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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.