Home / 216,572.04-324,858.06-105,669

Finding the Fourth Proportional to 216,572.04, 324,858.06 and 105,669

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Solution

The fourth proportional to 216,572.04, 324,858.06 and 105,669 is: 158,503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,572.04 : 324,858.06 = 105,669 : x
  2. Step 2: Convert to fraction form
    216,572.04/324,858.06 = 105,669/x
  3. Step 3: Cross multiply
    216,572.04x = 324,858.06 × 105,669
  4. Step 4: Simplify right side
    216,572.04x = 34,327,426,342.14
  5. Step 5: Solve for x
    x = 34,327,426,342.14/216,572.04
  6. Step 6: Final answer
    x = 158,503.50

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1.5x scale

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.