Home / 100,365.96-150,574.23-70,841.46

Finding the Fourth Proportional to 100,365.96, 150,574.23 and 70,841.46

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Solution

The fourth proportional to 100,365.96, 150,574.23 and 70,841.46 is: 106,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,365.96 : 150,574.23 = 70,841.46 : x
  2. Step 2: Convert to fraction form
    100,365.96/150,574.23 = 70,841.46/x
  3. Step 3: Cross multiply
    100,365.96x = 150,574.23 × 70,841.46
  4. Step 4: Simplify right side
    100,365.96x = 10,666,898,291.58
  5. Step 5: Solve for x
    x = 10,666,898,291.58/100,365.96
  6. Step 6: Final answer
    x = 106,280.04

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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.