Home / 65,615.55-98,423.33-39,004.35

Finding the Fourth Proportional to 65,615.55, 98,423.33 and 39,004.35

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Solution

The fourth proportional to 65,615.55, 98,423.33 and 39,004.35 is: 58,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,615.55 : 98,423.33 = 39,004.35 : x
  2. Step 2: Convert to fraction form
    65,615.55/98,423.33 = 39,004.35/x
  3. Step 3: Cross multiply
    65,615.55x = 98,423.33 × 39,004.35
  4. Step 4: Simplify right side
    65,615.55x = 3,838,937,816.46
  5. Step 5: Solve for x
    x = 3,838,937,816.46/65,615.55
  6. Step 6: Final answer
    x = 58,506.53

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1.5x scale

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.