Home / 292,003.02-438,001.74-92,323.35

Finding the Fourth Proportional to 292,003.02, 438,001.74 and 92,323.35

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Solution

The fourth proportional to 292,003.02, 438,001.74 and 92,323.35 is: 138,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,003.02 : 438,001.74 = 92,323.35 : x
  2. Step 2: Convert to fraction form
    292,003.02/438,001.74 = 92,323.35/x
  3. Step 3: Cross multiply
    292,003.02x = 438,001.74 × 92,323.35
  4. Step 4: Simplify right side
    292,003.02x = 40,437,787,942.63
  5. Step 5: Solve for x
    x = 40,437,787,942.63/292,003.02
  6. Step 6: Final answer
    x = 138,484.14

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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.