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Finding the Fourth Proportional to 124,775.74, 187,126.71 and 36,030.02

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Solution

The fourth proportional to 124,775.74, 187,126.71 and 36,030.02 is: 54,034.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,775.74 : 187,126.71 = 36,030.02 : x
  2. Step 2: Convert to fraction form
    124,775.74/187,126.71 = 36,030.02/x
  3. Step 3: Cross multiply
    124,775.74x = 187,126.71 × 36,030.02
  4. Step 4: Simplify right side
    124,775.74x = 6,742,178,033.09
  5. Step 5: Solve for x
    x = 6,742,178,033.09/124,775.74
  6. Step 6: Final answer
    x = 54,034.37

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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.