Home / 293,111.57-439,720.01-103,681.73

Finding the Fourth Proportional to 293,111.57, 439,720.01 and 103,681.73

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Solution

The fourth proportional to 293,111.57, 439,720.01 and 103,681.73 is: 155,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,111.57 : 439,720.01 = 103,681.73 : x
  2. Step 2: Convert to fraction form
    293,111.57/439,720.01 = 103,681.73/x
  3. Step 3: Cross multiply
    293,111.57x = 439,720.01 × 103,681.73
  4. Step 4: Simplify right side
    293,111.57x = 45,590,931,352.42
  5. Step 5: Solve for x
    x = 45,590,931,352.42/293,111.57
  6. Step 6: Final answer
    x = 155,541.22

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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.