Home / 262,150.40-393,225.60-112,365.20

Finding the Fourth Proportional to 262,150.40, 393,225.60 and 112,365.20

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Solution

The fourth proportional to 262,150.40, 393,225.60 and 112,365.20 is: 168,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,150.40 : 393,225.60 = 112,365.20 : x
  2. Step 2: Convert to fraction form
    262,150.40/393,225.60 = 112,365.20/x
  3. Step 3: Cross multiply
    262,150.40x = 393,225.60 × 112,365.20
  4. Step 4: Simplify right side
    262,150.40x = 44,184,873,189.12
  5. Step 5: Solve for x
    x = 44,184,873,189.12/262,150.40
  6. Step 6: Final answer
    x = 168,547.80

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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.