Home / 70,542.36-97,349.65-38,714.22

Finding the Fourth Proportional to 70,542.36, 97,349.65 and 38,714.22

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Solution

The fourth proportional to 70,542.36, 97,349.65 and 38,714.22 is: 53,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,542.36 : 97,349.65 = 38,714.22 : x
  2. Step 2: Convert to fraction form
    70,542.36/97,349.65 = 38,714.22/x
  3. Step 3: Cross multiply
    70,542.36x = 97,349.65 × 38,714.22
  4. Step 4: Simplify right side
    70,542.36x = 3,768,815,670.24
  5. Step 5: Solve for x
    x = 3,768,815,670.24/70,542.36
  6. Step 6: Final answer
    x = 53,426.28

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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.