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Finding the Fourth Proportional to 46,888.48, 70,332.74 and 20,593.45

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Solution

The fourth proportional to 46,888.48, 70,332.74 and 20,593.45 is: 30,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,888.48 : 70,332.74 = 20,593.45 : x
  2. Step 2: Convert to fraction form
    46,888.48/70,332.74 = 20,593.45/x
  3. Step 3: Cross multiply
    46,888.48x = 70,332.74 × 20,593.45
  4. Step 4: Simplify right side
    46,888.48x = 1,448,393,764.55
  5. Step 5: Solve for x
    x = 1,448,393,764.55/46,888.48
  6. Step 6: Final answer
    x = 30,890.18

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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.