Home / 51,188.01-70,643.54-28,534.29

Finding the Fourth Proportional to 51,188.01, 70,643.54 and 28,534.29

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Solution

The fourth proportional to 51,188.01, 70,643.54 and 28,534.29 is: 39,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,188.01 : 70,643.54 = 28,534.29 : x
  2. Step 2: Convert to fraction form
    51,188.01/70,643.54 = 28,534.29/x
  3. Step 3: Cross multiply
    51,188.01x = 70,643.54 × 28,534.29
  4. Step 4: Simplify right side
    51,188.01x = 2,015,763,114.32
  5. Step 5: Solve for x
    x = 2,015,763,114.32/51,188.01
  6. Step 6: Final answer
    x = 39,379.60

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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.