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Finding the Fourth Proportional to 46,321.32, 63,923.40 and 25,100.40

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Solution

The fourth proportional to 46,321.32, 63,923.40 and 25,100.40 is: 34,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,321.32 : 63,923.40 = 25,100.40 : x
  2. Step 2: Convert to fraction form
    46,321.32/63,923.40 = 25,100.40/x
  3. Step 3: Cross multiply
    46,321.32x = 63,923.40 × 25,100.40
  4. Step 4: Simplify right side
    46,321.32x = 1,604,502,909.36
  5. Step 5: Solve for x
    x = 1,604,502,909.36/46,321.32
  6. Step 6: Final answer
    x = 34,638.54

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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.