Home / 240,354.03-360,276.81-90,529.50

Finding the Fourth Proportional to 240,354.03, 360,276.81 and 90,529.50

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Solution

The fourth proportional to 240,354.03, 360,276.81 and 90,529.50 is: 135,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,354.03 : 360,276.81 = 90,529.50 : x
  2. Step 2: Convert to fraction form
    240,354.03/360,276.81 = 90,529.50/x
  3. Step 3: Cross multiply
    240,354.03x = 360,276.81 × 90,529.50
  4. Step 4: Simplify right side
    240,354.03x = 32,615,678,965.12
  5. Step 5: Solve for x
    x = 32,615,678,965.12/240,354.03
  6. Step 6: Final answer
    x = 135,698.49

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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.