Home / 73,827.72-101,884.50-42,001.20

Finding the Fourth Proportional to 73,827.72, 101,884.50 and 42,001.20

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Solution

The fourth proportional to 73,827.72, 101,884.50 and 42,001.20 is: 57,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,827.72 : 101,884.50 = 42,001.20 : x
  2. Step 2: Convert to fraction form
    73,827.72/101,884.50 = 42,001.20/x
  3. Step 3: Cross multiply
    73,827.72x = 101,884.50 × 42,001.20
  4. Step 4: Simplify right side
    73,827.72x = 4,279,271,261.40
  5. Step 5: Solve for x
    x = 4,279,271,261.40/73,827.72
  6. Step 6: Final answer
    x = 57,962.93

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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.