Home / 93,416.79-128,914.54-50,975.33

Finding the Fourth Proportional to 93,416.79, 128,914.54 and 50,975.33

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Solution

The fourth proportional to 93,416.79, 128,914.54 and 50,975.33 is: 70,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,416.79 : 128,914.54 = 50,975.33 : x
  2. Step 2: Convert to fraction form
    93,416.79/128,914.54 = 50,975.33/x
  3. Step 3: Cross multiply
    93,416.79x = 128,914.54 × 50,975.33
  4. Step 4: Simplify right side
    93,416.79x = 6,571,460,446.29
  5. Step 5: Solve for x
    x = 6,571,460,446.29/93,416.79
  6. Step 6: Final answer
    x = 70,345.60

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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.