Home / 84,569.04-126,852.84-25,404.48

Finding the Fourth Proportional to 84,569.04, 126,852.84 and 25,404.48

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Solution

The fourth proportional to 84,569.04, 126,852.84 and 25,404.48 is: 38,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,569.04 : 126,852.84 = 25,404.48 : x
  2. Step 2: Convert to fraction form
    84,569.04/126,852.84 = 25,404.48/x
  3. Step 3: Cross multiply
    84,569.04x = 126,852.84 × 25,404.48
  4. Step 4: Simplify right side
    84,569.04x = 3,222,630,436.72
  5. Step 5: Solve for x
    x = 3,222,630,436.72/84,569.04
  6. Step 6: Final answer
    x = 38,106.50

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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.