Home / 48,675.84-67,156.16-39,707.84

Finding the Fourth Proportional to 48,675.84, 67,156.16 and 39,707.84

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Solution

The fourth proportional to 48,675.84, 67,156.16 and 39,707.84 is: 54,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,675.84 : 67,156.16 = 39,707.84 : x
  2. Step 2: Convert to fraction form
    48,675.84/67,156.16 = 39,707.84/x
  3. Step 3: Cross multiply
    48,675.84x = 67,156.16 × 39,707.84
  4. Step 4: Simplify right side
    48,675.84x = 2,666,626,056.29
  5. Step 5: Solve for x
    x = 2,666,626,056.29/48,675.84
  6. Step 6: Final answer
    x = 54,783.36

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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.