Home / 55,534.01-83,300.94-13,981.01

Finding the Fourth Proportional to 55,534.01, 83,300.94 and 13,981.01

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Solution

The fourth proportional to 55,534.01, 83,300.94 and 13,981.01 is: 20,971.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,534.01 : 83,300.94 = 13,981.01 : x
  2. Step 2: Convert to fraction form
    55,534.01/83,300.94 = 13,981.01/x
  3. Step 3: Cross multiply
    55,534.01x = 83,300.94 × 13,981.01
  4. Step 4: Simplify right side
    55,534.01x = 1,164,630,858.64
  5. Step 5: Solve for x
    x = 1,164,630,858.64/55,534.01
  6. Step 6: Final answer
    x = 20,971.49

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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.