Home / 70,172.08-105,259.04-23,424.92

Finding the Fourth Proportional to 70,172.08, 105,259.04 and 23,424.92

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Solution

The fourth proportional to 70,172.08, 105,259.04 and 23,424.92 is: 35,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,172.08 : 105,259.04 = 23,424.92 : x
  2. Step 2: Convert to fraction form
    70,172.08/105,259.04 = 23,424.92/x
  3. Step 3: Cross multiply
    70,172.08x = 105,259.04 × 23,424.92
  4. Step 4: Simplify right side
    70,172.08x = 2,465,684,591.28
  5. Step 5: Solve for x
    x = 2,465,684,591.28/70,172.08
  6. Step 6: Final answer
    x = 35,137.69

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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.