Home / 145,875.24-218,849.76-40,694.16

Finding the Fourth Proportional to 145,875.24, 218,849.76 and 40,694.16

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Solution

The fourth proportional to 145,875.24, 218,849.76 and 40,694.16 is: 61,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,875.24 : 218,849.76 = 40,694.16 : x
  2. Step 2: Convert to fraction form
    145,875.24/218,849.76 = 40,694.16/x
  3. Step 3: Cross multiply
    145,875.24x = 218,849.76 × 40,694.16
  4. Step 4: Simplify right side
    145,875.24x = 8,905,907,149.40
  5. Step 5: Solve for x
    x = 8,905,907,149.40/145,875.24
  6. Step 6: Final answer
    x = 61,051.53

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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.