Home / 64,916.16-89,584.97-38,059.40

Finding the Fourth Proportional to 64,916.16, 89,584.97 and 38,059.40

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Solution

The fourth proportional to 64,916.16, 89,584.97 and 38,059.40 is: 52,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,916.16 : 89,584.97 = 38,059.40 : x
  2. Step 2: Convert to fraction form
    64,916.16/89,584.97 = 38,059.40/x
  3. Step 3: Cross multiply
    64,916.16x = 89,584.97 × 38,059.40
  4. Step 4: Simplify right side
    64,916.16x = 3,409,549,569.00
  5. Step 5: Solve for x
    x = 3,409,549,569.00/64,916.16
  6. Step 6: Final answer
    x = 52,522.35

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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.