Home / 97,430.58-134,447.85-54,983.34

Finding the Fourth Proportional to 97,430.58, 134,447.85 and 54,983.34

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Solution

The fourth proportional to 97,430.58, 134,447.85 and 54,983.34 is: 75,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,430.58 : 134,447.85 = 54,983.34 : x
  2. Step 2: Convert to fraction form
    97,430.58/134,447.85 = 54,983.34/x
  3. Step 3: Cross multiply
    97,430.58x = 134,447.85 × 54,983.34
  4. Step 4: Simplify right side
    97,430.58x = 7,392,391,848.82
  5. Step 5: Solve for x
    x = 7,392,391,848.82/97,430.58
  6. Step 6: Final answer
    x = 75,873.43

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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.