Home / 71,038.08-98,027.28-40,823.46

Finding the Fourth Proportional to 71,038.08, 98,027.28 and 40,823.46

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Solution

The fourth proportional to 71,038.08, 98,027.28 and 40,823.46 is: 56,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,038.08 : 98,027.28 = 40,823.46 : x
  2. Step 2: Convert to fraction form
    71,038.08/98,027.28 = 40,823.46/x
  3. Step 3: Cross multiply
    71,038.08x = 98,027.28 × 40,823.46
  4. Step 4: Simplify right side
    71,038.08x = 4,001,812,743.99
  5. Step 5: Solve for x
    x = 4,001,812,743.99/71,038.08
  6. Step 6: Final answer
    x = 56,333.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.