Home / 54,294.48-74,927.70-30,426.30

Finding the Fourth Proportional to 54,294.48, 74,927.70 and 30,426.30

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Solution

The fourth proportional to 54,294.48, 74,927.70 and 30,426.30 is: 41,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,294.48 : 74,927.70 = 30,426.30 : x
  2. Step 2: Convert to fraction form
    54,294.48/74,927.70 = 30,426.30/x
  3. Step 3: Cross multiply
    54,294.48x = 74,927.70 × 30,426.30
  4. Step 4: Simplify right side
    54,294.48x = 2,279,772,678.51
  5. Step 5: Solve for x
    x = 2,279,772,678.51/54,294.48
  6. Step 6: Final answer
    x = 41,989.03

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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.