Home / 292,581.48-438,827.40-92,875.98

Finding the Fourth Proportional to 292,581.48, 438,827.40 and 92,875.98

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Solution

The fourth proportional to 292,581.48, 438,827.40 and 92,875.98 is: 139,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,581.48 : 438,827.40 = 92,875.98 : x
  2. Step 2: Convert to fraction form
    292,581.48/438,827.40 = 92,875.98/x
  3. Step 3: Cross multiply
    292,581.48x = 438,827.40 × 92,875.98
  4. Step 4: Simplify right side
    292,581.48x = 40,756,524,825.85
  5. Step 5: Solve for x
    x = 40,756,524,825.85/292,581.48
  6. Step 6: Final answer
    x = 139,299.74

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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.