Home / 71,041.67-98,036.03-38,776.93

Finding the Fourth Proportional to 71,041.67, 98,036.03 and 38,776.93

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Solution

The fourth proportional to 71,041.67, 98,036.03 and 38,776.93 is: 53,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,041.67 : 98,036.03 = 38,776.93 : x
  2. Step 2: Convert to fraction form
    71,041.67/98,036.03 = 38,776.93/x
  3. Step 3: Cross multiply
    71,041.67x = 98,036.03 × 38,776.93
  4. Step 4: Simplify right side
    71,041.67x = 3,801,536,124.64
  5. Step 5: Solve for x
    x = 3,801,536,124.64/71,041.67
  6. Step 6: Final answer
    x = 53,511.36

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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.