Home / 93,131.56-128,539.27-52,849.07

Finding the Fourth Proportional to 93,131.56, 128,539.27 and 52,849.07

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Solution

The fourth proportional to 93,131.56, 128,539.27 and 52,849.07 is: 72,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,131.56 : 128,539.27 = 52,849.07 : x
  2. Step 2: Convert to fraction form
    93,131.56/128,539.27 = 52,849.07/x
  3. Step 3: Cross multiply
    93,131.56x = 128,539.27 × 52,849.07
  4. Step 4: Simplify right side
    93,131.56x = 6,793,181,166.30
  5. Step 5: Solve for x
    x = 6,793,181,166.30/93,131.56
  6. Step 6: Final answer
    x = 72,941.77

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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.