Home / 104,001.84-143,522.64-56,255.04

Finding the Fourth Proportional to 104,001.84, 143,522.64 and 56,255.04

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Solution

The fourth proportional to 104,001.84, 143,522.64 and 56,255.04 is: 77,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,001.84 : 143,522.64 = 56,255.04 : x
  2. Step 2: Convert to fraction form
    104,001.84/143,522.64 = 56,255.04/x
  3. Step 3: Cross multiply
    104,001.84x = 143,522.64 × 56,255.04
  4. Step 4: Simplify right side
    104,001.84x = 8,073,871,854.11
  5. Step 5: Solve for x
    x = 8,073,871,854.11/104,001.84
  6. Step 6: Final answer
    x = 77,632.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.