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Finding the Fourth Proportional to 73,407.98, 101,298.15 and 43,187.45

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Solution

The fourth proportional to 73,407.98, 101,298.15 and 43,187.45 is: 59,595.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.98 : 101,298.15 = 43,187.45 : x
  2. Step 2: Convert to fraction form
    73,407.98/101,298.15 = 43,187.45/x
  3. Step 3: Cross multiply
    73,407.98x = 101,298.15 × 43,187.45
  4. Step 4: Simplify right side
    73,407.98x = 4,374,808,281.73
  5. Step 5: Solve for x
    x = 4,374,808,281.73/73,407.98
  6. Step 6: Final answer
    x = 59,595.82

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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.