Home / 84,852.57-117,070.20-49,029.51

Finding the Fourth Proportional to 84,852.57, 117,070.20 and 49,029.51

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Solution

The fourth proportional to 84,852.57, 117,070.20 and 49,029.51 is: 67,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,852.57 : 117,070.20 = 49,029.51 : x
  2. Step 2: Convert to fraction form
    84,852.57/117,070.20 = 49,029.51/x
  3. Step 3: Cross multiply
    84,852.57x = 117,070.20 × 49,029.51
  4. Step 4: Simplify right side
    84,852.57x = 5,739,894,541.60
  5. Step 5: Solve for x
    x = 5,739,894,541.60/84,852.57
  6. Step 6: Final answer
    x = 67,645.50

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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.