Home / 106,168.36-159,247.50-39,603.40

Finding the Fourth Proportional to 106,168.36, 159,247.50 and 39,603.40

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Solution

The fourth proportional to 106,168.36, 159,247.50 and 39,603.40 is: 59,403.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,168.36 : 159,247.50 = 39,603.40 : x
  2. Step 2: Convert to fraction form
    106,168.36/159,247.50 = 39,603.40/x
  3. Step 3: Cross multiply
    106,168.36x = 159,247.50 × 39,603.40
  4. Step 4: Simplify right side
    106,168.36x = 6,306,742,441.50
  5. Step 5: Solve for x
    x = 6,306,742,441.50/106,168.36
  6. Step 6: Final answer
    x = 59,403.22

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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.