Home / 93,424.19-128,925.78-50,983.63

Finding the Fourth Proportional to 93,424.19, 128,925.78 and 50,983.63

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Solution

The fourth proportional to 93,424.19, 128,925.78 and 50,983.63 is: 70,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,424.19 : 128,925.78 = 50,983.63 : x
  2. Step 2: Convert to fraction form
    93,424.19/128,925.78 = 50,983.63/x
  3. Step 3: Cross multiply
    93,424.19x = 128,925.78 × 50,983.63
  4. Step 4: Simplify right side
    93,424.19x = 6,573,103,751.48
  5. Step 5: Solve for x
    x = 6,573,103,751.48/93,424.19
  6. Step 6: Final answer
    x = 70,357.62

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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.