Home / 54,598.08-75,346.86-30,725.60

Finding the Fourth Proportional to 54,598.08, 75,346.86 and 30,725.60

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Solution

The fourth proportional to 54,598.08, 75,346.86 and 30,725.60 is: 42,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,598.08 : 75,346.86 = 30,725.60 : x
  2. Step 2: Convert to fraction form
    54,598.08/75,346.86 = 30,725.60/x
  3. Step 3: Cross multiply
    54,598.08x = 75,346.86 × 30,725.60
  4. Step 4: Simplify right side
    54,598.08x = 2,315,077,683.01
  5. Step 5: Solve for x
    x = 2,315,077,683.01/54,598.08
  6. Step 6: Final answer
    x = 42,402.18

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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.