Home / 106,301.42-159,430.22-47,099.33

Finding the Fourth Proportional to 106,301.42, 159,430.22 and 47,099.33

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Solution

The fourth proportional to 106,301.42, 159,430.22 and 47,099.33 is: 70,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,301.42 : 159,430.22 = 47,099.33 : x
  2. Step 2: Convert to fraction form
    106,301.42/159,430.22 = 47,099.33/x
  3. Step 3: Cross multiply
    106,301.42x = 159,430.22 × 47,099.33
  4. Step 4: Simplify right side
    106,301.42x = 7,509,056,543.75
  5. Step 5: Solve for x
    x = 7,509,056,543.75/106,301.42
  6. Step 6: Final answer
    x = 70,639.29

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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.