Home / 93,140.51-139,724.73-43,225.72

Finding the Fourth Proportional to 93,140.51, 139,724.73 and 43,225.72

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Solution

The fourth proportional to 93,140.51, 139,724.73 and 43,225.72 is: 64,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,140.51 : 139,724.73 = 43,225.72 : x
  2. Step 2: Convert to fraction form
    93,140.51/139,724.73 = 43,225.72/x
  3. Step 3: Cross multiply
    93,140.51x = 139,724.73 × 43,225.72
  4. Step 4: Simplify right side
    93,140.51x = 6,039,701,706.74
  5. Step 5: Solve for x
    x = 6,039,701,706.74/93,140.51
  6. Step 6: Final answer
    x = 64,845.06

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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.