Home / 77,533.19-106,987.83-43,545.44

Finding the Fourth Proportional to 77,533.19, 106,987.83 and 43,545.44

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Solution

The fourth proportional to 77,533.19, 106,987.83 and 43,545.44 is: 60,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,533.19 : 106,987.83 = 43,545.44 : x
  2. Step 2: Convert to fraction form
    77,533.19/106,987.83 = 43,545.44/x
  3. Step 3: Cross multiply
    77,533.19x = 106,987.83 × 43,545.44
  4. Step 4: Simplify right side
    77,533.19x = 4,658,831,597.06
  5. Step 5: Solve for x
    x = 4,658,831,597.06/77,533.19
  6. Step 6: Final answer
    x = 60,088.23

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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.