Home / 415,962.36-623,959.18-116,435.25

Finding the Fourth Proportional to 415,962.36, 623,959.18 and 116,435.25

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Solution

The fourth proportional to 415,962.36, 623,959.18 and 116,435.25 is: 174,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,962.36 : 623,959.18 = 116,435.25 : x
  2. Step 2: Convert to fraction form
    415,962.36/623,959.18 = 116,435.25/x
  3. Step 3: Cross multiply
    415,962.36x = 623,959.18 × 116,435.25
  4. Step 4: Simplify right side
    415,962.36x = 72,650,842,822.01
  5. Step 5: Solve for x
    x = 72,650,842,822.01/415,962.36
  6. Step 6: Final answer
    x = 174,657.25

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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.