Home / 249,777.06-374,650.70-72,280.02

Finding the Fourth Proportional to 249,777.06, 374,650.70 and 72,280.02

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Solution

The fourth proportional to 249,777.06, 374,650.70 and 72,280.02 is: 108,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,777.06 : 374,650.70 = 72,280.02 : x
  2. Step 2: Convert to fraction form
    249,777.06/374,650.70 = 72,280.02/x
  3. Step 3: Cross multiply
    249,777.06x = 374,650.70 × 72,280.02
  4. Step 4: Simplify right side
    249,777.06x = 27,079,760,089.01
  5. Step 5: Solve for x
    x = 27,079,760,089.01/249,777.06
  6. Step 6: Final answer
    x = 108,415.72

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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.