Home / 292,184.48-438,342.40-92,516.80

Finding the Fourth Proportional to 292,184.48, 438,342.40 and 92,516.80

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Solution

The fourth proportional to 292,184.48, 438,342.40 and 92,516.80 is: 138,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,184.48 : 438,342.40 = 92,516.80 : x
  2. Step 2: Convert to fraction form
    292,184.48/438,342.40 = 92,516.80/x
  3. Step 3: Cross multiply
    292,184.48x = 438,342.40 × 92,516.80
  4. Step 4: Simplify right side
    292,184.48x = 40,554,036,152.32
  5. Step 5: Solve for x
    x = 40,554,036,152.32/292,184.48
  6. Step 6: Final answer
    x = 138,796.00

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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.