Home / 51,114.98-70,541.08-28,454.16

Finding the Fourth Proportional to 51,114.98, 70,541.08 and 28,454.16

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Solution

The fourth proportional to 51,114.98, 70,541.08 and 28,454.16 is: 39,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,114.98 : 70,541.08 = 28,454.16 : x
  2. Step 2: Convert to fraction form
    51,114.98/70,541.08 = 28,454.16/x
  3. Step 3: Cross multiply
    51,114.98x = 70,541.08 × 28,454.16
  4. Step 4: Simplify right side
    51,114.98x = 2,007,187,176.89
  5. Step 5: Solve for x
    x = 2,007,187,176.89/51,114.98
  6. Step 6: Final answer
    x = 39,268.08

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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.