Home / 150,762.04-208,036.88-87,098.46

Finding the Fourth Proportional to 150,762.04, 208,036.88 and 87,098.46

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Solution

The fourth proportional to 150,762.04, 208,036.88 and 87,098.46 is: 120,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,762.04 : 208,036.88 = 87,098.46 : x
  2. Step 2: Convert to fraction form
    150,762.04/208,036.88 = 87,098.46/x
  3. Step 3: Cross multiply
    150,762.04x = 208,036.88 × 87,098.46
  4. Step 4: Simplify right side
    150,762.04x = 18,119,691,871.20
  5. Step 5: Solve for x
    x = 18,119,691,871.20/150,762.04
  6. Step 6: Final answer
    x = 120,187.36

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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.