Home / 75,580.07-104,300.60-42,046.07

Finding the Fourth Proportional to 75,580.07, 104,300.60 and 42,046.07

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Solution

The fourth proportional to 75,580.07, 104,300.60 and 42,046.07 is: 58,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,580.07 : 104,300.60 = 42,046.07 : x
  2. Step 2: Convert to fraction form
    75,580.07/104,300.60 = 42,046.07/x
  3. Step 3: Cross multiply
    75,580.07x = 104,300.60 × 42,046.07
  4. Step 4: Simplify right side
    75,580.07x = 4,385,430,328.64
  5. Step 5: Solve for x
    x = 4,385,430,328.64/75,580.07
  6. Step 6: Final answer
    x = 58,023.63

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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.