Home / 113,588.84-156,753.63-62,603.39

Finding the Fourth Proportional to 113,588.84, 156,753.63 and 62,603.39

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Solution

The fourth proportional to 113,588.84, 156,753.63 and 62,603.39 is: 86,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,588.84 : 156,753.63 = 62,603.39 : x
  2. Step 2: Convert to fraction form
    113,588.84/156,753.63 = 62,603.39/x
  3. Step 3: Cross multiply
    113,588.84x = 156,753.63 × 62,603.39
  4. Step 4: Simplify right side
    113,588.84x = 9,813,308,632.81
  5. Step 5: Solve for x
    x = 9,813,308,632.81/113,588.84
  6. Step 6: Final answer
    x = 86,393.25

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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.