Home / 47,582.80-65,696.52-42,530.92

Finding the Fourth Proportional to 47,582.80, 65,696.52 and 42,530.92

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Solution

The fourth proportional to 47,582.80, 65,696.52 and 42,530.92 is: 58,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,582.80 : 65,696.52 = 42,530.92 : x
  2. Step 2: Convert to fraction form
    47,582.80/65,696.52 = 42,530.92/x
  3. Step 3: Cross multiply
    47,582.80x = 65,696.52 × 42,530.92
  4. Step 4: Simplify right side
    47,582.80x = 2,794,133,436.40
  5. Step 5: Solve for x
    x = 2,794,133,436.40/47,582.80
  6. Step 6: Final answer
    x = 58,721.50

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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.