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Finding the Fourth Proportional to 160,130.75, 240,114.51 and 53,476.34

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Solution

The fourth proportional to 160,130.75, 240,114.51 and 53,476.34 is: 80,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,130.75 : 240,114.51 = 53,476.34 : x
  2. Step 2: Convert to fraction form
    160,130.75/240,114.51 = 53,476.34/x
  3. Step 3: Cross multiply
    160,130.75x = 240,114.51 × 53,476.34
  4. Step 4: Simplify right side
    160,130.75x = 12,840,443,975.12
  5. Step 5: Solve for x
    x = 12,840,443,975.12/160,130.75
  6. Step 6: Final answer
    x = 80,187.25

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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.