Home / 248,935.14-373,425.93-99,139.28

Finding the Fourth Proportional to 248,935.14, 373,425.93 and 99,139.28

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Solution

The fourth proportional to 248,935.14, 373,425.93 and 99,139.28 is: 148,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,935.14 : 373,425.93 = 99,139.28 : x
  2. Step 2: Convert to fraction form
    248,935.14/373,425.93 = 99,139.28/x
  3. Step 3: Cross multiply
    248,935.14x = 373,425.93 × 99,139.28
  4. Step 4: Simplify right side
    248,935.14x = 37,021,175,966.40
  5. Step 5: Solve for x
    x = 37,021,175,966.40/248,935.14
  6. Step 6: Final answer
    x = 148,718.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.