Home / 40,457.12-60,698.23-36,270.77

Finding the Fourth Proportional to 40,457.12, 60,698.23 and 36,270.77

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Solution

The fourth proportional to 40,457.12, 60,698.23 and 36,270.77 is: 54,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.12 : 60,698.23 = 36,270.77 : x
  2. Step 2: Convert to fraction form
    40,457.12/60,698.23 = 36,270.77/x
  3. Step 3: Cross multiply
    40,457.12x = 60,698.23 × 36,270.77
  4. Step 4: Simplify right side
    40,457.12x = 2,201,571,145.57
  5. Step 5: Solve for x
    x = 2,201,571,145.57/40,457.12
  6. Step 6: Final answer
    x = 54,417.40

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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.