Home / 54,362.77-74,988.76-34,187.65

Finding the Fourth Proportional to 54,362.77, 74,988.76 and 34,187.65

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Solution

The fourth proportional to 54,362.77, 74,988.76 and 34,187.65 is: 47,158.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,362.77 : 74,988.76 = 34,187.65 : x
  2. Step 2: Convert to fraction form
    54,362.77/74,988.76 = 34,187.65/x
  3. Step 3: Cross multiply
    54,362.77x = 74,988.76 × 34,187.65
  4. Step 4: Simplify right side
    54,362.77x = 2,563,689,480.81
  5. Step 5: Solve for x
    x = 2,563,689,480.81/54,362.77
  6. Step 6: Final answer
    x = 47,158.92

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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.