Home / 257,095.20-385,536.24-97,143.51

Finding the Fourth Proportional to 257,095.20, 385,536.24 and 97,143.51

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Solution

The fourth proportional to 257,095.20, 385,536.24 and 97,143.51 is: 145,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,095.20 : 385,536.24 = 97,143.51 : x
  2. Step 2: Convert to fraction form
    257,095.20/385,536.24 = 97,143.51/x
  3. Step 3: Cross multiply
    257,095.20x = 385,536.24 × 97,143.51
  4. Step 4: Simplify right side
    257,095.20x = 37,452,343,585.80
  5. Step 5: Solve for x
    x = 37,452,343,585.80/257,095.20
  6. Step 6: Final answer
    x = 145,675.00

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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.