Home / 54,347.58-81,521.42-14,904.99

Finding the Fourth Proportional to 54,347.58, 81,521.42 and 14,904.99

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Solution

The fourth proportional to 54,347.58, 81,521.42 and 14,904.99 is: 22,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,347.58 : 81,521.42 = 14,904.99 : x
  2. Step 2: Convert to fraction form
    54,347.58/81,521.42 = 14,904.99/x
  3. Step 3: Cross multiply
    54,347.58x = 81,521.42 × 14,904.99
  4. Step 4: Simplify right side
    54,347.58x = 1,215,075,875.36
  5. Step 5: Solve for x
    x = 1,215,075,875.36/54,347.58
  6. Step 6: Final answer
    x = 22,357.50

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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.