Home / 75,259.36-103,857.60-41,725.36

Finding the Fourth Proportional to 75,259.36, 103,857.60 and 41,725.36

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Solution

The fourth proportional to 75,259.36, 103,857.60 and 41,725.36 is: 57,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,259.36 : 103,857.60 = 41,725.36 : x
  2. Step 2: Convert to fraction form
    75,259.36/103,857.60 = 41,725.36/x
  3. Step 3: Cross multiply
    75,259.36x = 103,857.60 × 41,725.36
  4. Step 4: Simplify right side
    75,259.36x = 4,333,495,748.74
  5. Step 5: Solve for x
    x = 4,333,495,748.74/75,259.36
  6. Step 6: Final answer
    x = 57,580.82

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1.5x scale

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.