Home / 124,564.37-186,901.46-65,386.43

Finding the Fourth Proportional to 124,564.37, 186,901.46 and 65,386.43

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Solution

The fourth proportional to 124,564.37, 186,901.46 and 65,386.43 is: 98,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.37 : 186,901.46 = 65,386.43 : x
  2. Step 2: Convert to fraction form
    124,564.37/186,901.46 = 65,386.43/x
  3. Step 3: Cross multiply
    124,564.37x = 186,901.46 × 65,386.43
  4. Step 4: Simplify right side
    124,564.37x = 12,220,817,969.75
  5. Step 5: Solve for x
    x = 12,220,817,969.75/124,564.37
  6. Step 6: Final answer
    x = 98,108.46

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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.