Home / 124,335.47-186,504.48-99,533.21

Finding the Fourth Proportional to 124,335.47, 186,504.48 and 99,533.21

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Solution

The fourth proportional to 124,335.47, 186,504.48 and 99,533.21 is: 149,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,335.47 : 186,504.48 = 99,533.21 : x
  2. Step 2: Convert to fraction form
    124,335.47/186,504.48 = 99,533.21/x
  3. Step 3: Cross multiply
    124,335.47x = 186,504.48 × 99,533.21
  4. Step 4: Simplify right side
    124,335.47x = 18,563,388,641.26
  5. Step 5: Solve for x
    x = 18,563,388,641.26/124,335.47
  6. Step 6: Final answer
    x = 149,300.83

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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.