Home / 54,526.04-81,798.54-21,264.20

Finding the Fourth Proportional to 54,526.04, 81,798.54 and 21,264.20

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Solution

The fourth proportional to 54,526.04, 81,798.54 and 21,264.20 is: 31,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.04 : 81,798.54 = 21,264.20 : x
  2. Step 2: Convert to fraction form
    54,526.04/81,798.54 = 21,264.20/x
  3. Step 3: Cross multiply
    54,526.04x = 81,798.54 × 21,264.20
  4. Step 4: Simplify right side
    54,526.04x = 1,739,380,514.27
  5. Step 5: Solve for x
    x = 1,739,380,514.27/54,526.04
  6. Step 6: Final answer
    x = 31,900.00

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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.