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Finding the Fourth Proportional to 186,394.77, 257,225.22 and 101,510.01

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Solution

The fourth proportional to 186,394.77, 257,225.22 and 101,510.01 is: 140,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,394.77 : 257,225.22 = 101,510.01 : x
  2. Step 2: Convert to fraction form
    186,394.77/257,225.22 = 101,510.01/x
  3. Step 3: Cross multiply
    186,394.77x = 257,225.22 × 101,510.01
  4. Step 4: Simplify right side
    186,394.77x = 26,110,934,654.45
  5. Step 5: Solve for x
    x = 26,110,934,654.45/186,394.77
  6. Step 6: Final answer
    x = 140,084.05

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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.