Home / 48,000.84-66,241.35-26,781

Finding the Fourth Proportional to 48,000.84, 66,241.35 and 26,781

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Solution

The fourth proportional to 48,000.84, 66,241.35 and 26,781 is: 36,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.84 : 66,241.35 = 26,781 : x
  2. Step 2: Convert to fraction form
    48,000.84/66,241.35 = 26,781/x
  3. Step 3: Cross multiply
    48,000.84x = 66,241.35 × 26,781
  4. Step 4: Simplify right side
    48,000.84x = 1,774,009,594.35
  5. Step 5: Solve for x
    x = 1,774,009,594.35/48,000.84
  6. Step 6: Final answer
    x = 36,957.89

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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.