Home / 93,014.63-128,359.59-50,573.16

Finding the Fourth Proportional to 93,014.63, 128,359.59 and 50,573.16

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Solution

The fourth proportional to 93,014.63, 128,359.59 and 50,573.16 is: 69,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,014.63 : 128,359.59 = 50,573.16 : x
  2. Step 2: Convert to fraction form
    93,014.63/128,359.59 = 50,573.16/x
  3. Step 3: Cross multiply
    93,014.63x = 128,359.59 × 50,573.16
  4. Step 4: Simplify right side
    93,014.63x = 6,491,549,892.96
  5. Step 5: Solve for x
    x = 6,491,549,892.96/93,014.63
  6. Step 6: Final answer
    x = 69,790.63

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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.