Home / 109,083.84-163,411.92-56,527.80

Finding the Fourth Proportional to 109,083.84, 163,411.92 and 56,527.80

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Solution

The fourth proportional to 109,083.84, 163,411.92 and 56,527.80 is: 84,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,083.84 : 163,411.92 = 56,527.80 : x
  2. Step 2: Convert to fraction form
    109,083.84/163,411.92 = 56,527.80/x
  3. Step 3: Cross multiply
    109,083.84x = 163,411.92 × 56,527.80
  4. Step 4: Simplify right side
    109,083.84x = 9,237,316,331.38
  5. Step 5: Solve for x
    x = 9,237,316,331.38/109,083.84
  6. Step 6: Final answer
    x = 84,680.89

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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.