Home / 93,152.66-128,550.62-50,711.18

Finding the Fourth Proportional to 93,152.66, 128,550.62 and 50,711.18

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Solution

The fourth proportional to 93,152.66, 128,550.62 and 50,711.18 is: 69,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,152.66 : 128,550.62 = 50,711.18 : x
  2. Step 2: Convert to fraction form
    93,152.66/128,550.62 = 50,711.18/x
  3. Step 3: Cross multiply
    93,152.66x = 128,550.62 × 50,711.18
  4. Step 4: Simplify right side
    93,152.66x = 6,518,953,629.93
  5. Step 5: Solve for x
    x = 6,518,953,629.93/93,152.66
  6. Step 6: Final answer
    x = 69,981.40

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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.