Home / 54,557.04-75,331.08-42,599.64

Finding the Fourth Proportional to 54,557.04, 75,331.08 and 42,599.64

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Solution

The fourth proportional to 54,557.04, 75,331.08 and 42,599.64 is: 58,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,557.04 : 75,331.08 = 42,599.64 : x
  2. Step 2: Convert to fraction form
    54,557.04/75,331.08 = 42,599.64/x
  3. Step 3: Cross multiply
    54,557.04x = 75,331.08 × 42,599.64
  4. Step 4: Simplify right side
    54,557.04x = 3,209,076,888.81
  5. Step 5: Solve for x
    x = 3,209,076,888.81/54,557.04
  6. Step 6: Final answer
    x = 58,820.58

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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.