Home / 58,201.32-87,153.74-38,419.50

Finding the Fourth Proportional to 58,201.32, 87,153.74 and 38,419.50

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Solution

The fourth proportional to 58,201.32, 87,153.74 and 38,419.50 is: 57,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,201.32 : 87,153.74 = 38,419.50 : x
  2. Step 2: Convert to fraction form
    58,201.32/87,153.74 = 38,419.50/x
  3. Step 3: Cross multiply
    58,201.32x = 87,153.74 × 38,419.50
  4. Step 4: Simplify right side
    58,201.32x = 3,348,403,113.93
  5. Step 5: Solve for x
    x = 3,348,403,113.93/58,201.32
  6. Step 6: Final answer
    x = 57,531.39

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1.5x scale

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.