Home / 73,430.06-101,325.86-43,213.58

Finding the Fourth Proportional to 73,430.06, 101,325.86 and 43,213.58

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Solution

The fourth proportional to 73,430.06, 101,325.86 and 43,213.58 is: 59,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,430.06 : 101,325.86 = 43,213.58 : x
  2. Step 2: Convert to fraction form
    73,430.06/101,325.86 = 43,213.58/x
  3. Step 3: Cross multiply
    73,430.06x = 101,325.86 × 43,213.58
  4. Step 4: Simplify right side
    73,430.06x = 4,378,653,157.18
  5. Step 5: Solve for x
    x = 4,378,653,157.18/73,430.06
  6. Step 6: Final answer
    x = 59,630.25

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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.