Home / 55,946.07-77,102.76-52,395.03

Finding the Fourth Proportional to 55,946.07, 77,102.76 and 52,395.03

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Solution

The fourth proportional to 55,946.07, 77,102.76 and 52,395.03 is: 72,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.07 : 77,102.76 = 52,395.03 : x
  2. Step 2: Convert to fraction form
    55,946.07/77,102.76 = 52,395.03/x
  3. Step 3: Cross multiply
    55,946.07x = 77,102.76 × 52,395.03
  4. Step 4: Simplify right side
    55,946.07x = 4,039,801,423.28
  5. Step 5: Solve for x
    x = 4,039,801,423.28/55,946.07
  6. Step 6: Final answer
    x = 72,208.85

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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.