Home / 54,798.01-75,621.27-30,929.74

Finding the Fourth Proportional to 54,798.01, 75,621.27 and 30,929.74

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Solution

The fourth proportional to 54,798.01, 75,621.27 and 30,929.74 is: 42,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.01 : 75,621.27 = 30,929.74 : x
  2. Step 2: Convert to fraction form
    54,798.01/75,621.27 = 30,929.74/x
  3. Step 3: Cross multiply
    54,798.01x = 75,621.27 × 30,929.74
  4. Step 4: Simplify right side
    54,798.01x = 2,338,946,219.57
  5. Step 5: Solve for x
    x = 2,338,946,219.57/54,798.01
  6. Step 6: Final answer
    x = 42,683.05

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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.