Home / 181,526.68-250,511.16-100,957.60

Finding the Fourth Proportional to 181,526.68, 250,511.16 and 100,957.60

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Solution

The fourth proportional to 181,526.68, 250,511.16 and 100,957.60 is: 139,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,526.68 : 250,511.16 = 100,957.60 : x
  2. Step 2: Convert to fraction form
    181,526.68/250,511.16 = 100,957.60/x
  3. Step 3: Cross multiply
    181,526.68x = 250,511.16 × 100,957.60
  4. Step 4: Simplify right side
    181,526.68x = 25,291,005,486.82
  5. Step 5: Solve for x
    x = 25,291,005,486.82/181,526.68
  6. Step 6: Final answer
    x = 139,323.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.