Home / 98,420.04-147,673.44-51,662.16

Finding the Fourth Proportional to 98,420.04, 147,673.44 and 51,662.16

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Solution

The fourth proportional to 98,420.04, 147,673.44 and 51,662.16 is: 77,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,420.04 : 147,673.44 = 51,662.16 : x
  2. Step 2: Convert to fraction form
    98,420.04/147,673.44 = 51,662.16/x
  3. Step 3: Cross multiply
    98,420.04x = 147,673.44 × 51,662.16
  4. Step 4: Simplify right side
    98,420.04x = 7,629,128,885.03
  5. Step 5: Solve for x
    x = 7,629,128,885.03/98,420.04
  6. Step 6: Final answer
    x = 77,516.01

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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.