Home / 65,210.04-97,824.78-18,461.70

Finding the Fourth Proportional to 65,210.04, 97,824.78 and 18,461.70

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Solution

The fourth proportional to 65,210.04, 97,824.78 and 18,461.70 is: 27,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,210.04 : 97,824.78 = 18,461.70 : x
  2. Step 2: Convert to fraction form
    65,210.04/97,824.78 = 18,461.70/x
  3. Step 3: Cross multiply
    65,210.04x = 97,824.78 × 18,461.70
  4. Step 4: Simplify right side
    65,210.04x = 1,806,011,740.93
  5. Step 5: Solve for x
    x = 1,806,011,740.93/65,210.04
  6. Step 6: Final answer
    x = 27,695.30

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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.