Home / 58,137.90-80,258.74-39,010.82

Finding the Fourth Proportional to 58,137.90, 80,258.74 and 39,010.82

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Solution

The fourth proportional to 58,137.90, 80,258.74 and 39,010.82 is: 53,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,137.90 : 80,258.74 = 39,010.82 : x
  2. Step 2: Convert to fraction form
    58,137.90/80,258.74 = 39,010.82/x
  3. Step 3: Cross multiply
    58,137.90x = 80,258.74 × 39,010.82
  4. Step 4: Simplify right side
    58,137.90x = 3,130,959,259.57
  5. Step 5: Solve for x
    x = 3,130,959,259.57/58,137.90
  6. Step 6: Final answer
    x = 53,854.01

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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.