Home / 52,070.07-71,856.74-28,196.77

Finding the Fourth Proportional to 52,070.07, 71,856.74 and 28,196.77

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Solution

The fourth proportional to 52,070.07, 71,856.74 and 28,196.77 is: 38,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,070.07 : 71,856.74 = 28,196.77 : x
  2. Step 2: Convert to fraction form
    52,070.07/71,856.74 = 28,196.77/x
  3. Step 3: Cross multiply
    52,070.07x = 71,856.74 × 28,196.77
  4. Step 4: Simplify right side
    52,070.07x = 2,026,127,829.75
  5. Step 5: Solve for x
    x = 2,026,127,829.75/52,070.07
  6. Step 6: Final answer
    x = 38,911.56

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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.