Home / 54,390.02-81,588.68-14,946.88

Finding the Fourth Proportional to 54,390.02, 81,588.68 and 14,946.88

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Solution

The fourth proportional to 54,390.02, 81,588.68 and 14,946.88 is: 22,421.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,390.02 : 81,588.68 = 14,946.88 : x
  2. Step 2: Convert to fraction form
    54,390.02/81,588.68 = 14,946.88/x
  3. Step 3: Cross multiply
    54,390.02x = 81,588.68 × 14,946.88
  4. Step 4: Simplify right side
    54,390.02x = 1,219,496,209.32
  5. Step 5: Solve for x
    x = 1,219,496,209.32/54,390.02
  6. Step 6: Final answer
    x = 22,421.32

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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.