Home / 73,545.18-101,492.79-40,011.42

Finding the Fourth Proportional to 73,545.18, 101,492.79 and 40,011.42

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Solution

The fourth proportional to 73,545.18, 101,492.79 and 40,011.42 is: 55,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,545.18 : 101,492.79 = 40,011.42 : x
  2. Step 2: Convert to fraction form
    73,545.18/101,492.79 = 40,011.42/x
  3. Step 3: Cross multiply
    73,545.18x = 101,492.79 × 40,011.42
  4. Step 4: Simplify right side
    73,545.18x = 4,060,870,647.66
  5. Step 5: Solve for x
    x = 4,060,870,647.66/73,545.18
  6. Step 6: Final answer
    x = 55,216.00

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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.