Home / 65,353.63-98,030.42-18,606.50

Finding the Fourth Proportional to 65,353.63, 98,030.42 and 18,606.50

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Solution

The fourth proportional to 65,353.63, 98,030.42 and 18,606.50 is: 27,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,353.63 : 98,030.42 = 18,606.50 : x
  2. Step 2: Convert to fraction form
    65,353.63/98,030.42 = 18,606.50/x
  3. Step 3: Cross multiply
    65,353.63x = 98,030.42 × 18,606.50
  4. Step 4: Simplify right side
    65,353.63x = 1,824,003,009.73
  5. Step 5: Solve for x
    x = 1,824,003,009.73/65,353.63
  6. Step 6: Final answer
    x = 27,909.75

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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.