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Finding the Fourth Proportional to 46,703.50, 70,055.87 and 15,538.75

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Solution

The fourth proportional to 46,703.50, 70,055.87 and 15,538.75 is: 23,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,703.50 : 70,055.87 = 15,538.75 : x
  2. Step 2: Convert to fraction form
    46,703.50/70,055.87 = 15,538.75/x
  3. Step 3: Cross multiply
    46,703.50x = 70,055.87 × 15,538.75
  4. Step 4: Simplify right side
    46,703.50x = 1,088,580,649.96
  5. Step 5: Solve for x
    x = 1,088,580,649.96/46,703.50
  6. Step 6: Final answer
    x = 23,308.33

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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.