Home / 101,551.02-152,362.98-45,386.43

Finding the Fourth Proportional to 101,551.02, 152,362.98 and 45,386.43

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Solution

The fourth proportional to 101,551.02, 152,362.98 and 45,386.43 is: 68,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,551.02 : 152,362.98 = 45,386.43 : x
  2. Step 2: Convert to fraction form
    101,551.02/152,362.98 = 45,386.43/x
  3. Step 3: Cross multiply
    101,551.02x = 152,362.98 × 45,386.43
  4. Step 4: Simplify right side
    101,551.02x = 6,915,211,726.36
  5. Step 5: Solve for x
    x = 6,915,211,726.36/101,551.02
  6. Step 6: Final answer
    x = 68,095.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.