Home / 54,318.84-74,970.54-35,423.16

Finding the Fourth Proportional to 54,318.84, 74,970.54 and 35,423.16

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Solution

The fourth proportional to 54,318.84, 74,970.54 and 35,423.16 is: 48,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,318.84 : 74,970.54 = 35,423.16 : x
  2. Step 2: Convert to fraction form
    54,318.84/74,970.54 = 35,423.16/x
  3. Step 3: Cross multiply
    54,318.84x = 74,970.54 × 35,423.16
  4. Step 4: Simplify right side
    54,318.84x = 2,655,693,433.71
  5. Step 5: Solve for x
    x = 2,655,693,433.71/54,318.84
  6. Step 6: Final answer
    x = 48,890.83

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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.