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Finding the Fourth Proportional to 93,168.58, 128,566.14 and 52,883.17

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Solution

The fourth proportional to 93,168.58, 128,566.14 and 52,883.17 is: 72,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,168.58 : 128,566.14 = 52,883.17 : x
  2. Step 2: Convert to fraction form
    93,168.58/128,566.14 = 52,883.17/x
  3. Step 3: Cross multiply
    93,168.58x = 128,566.14 × 52,883.17
  4. Step 4: Simplify right side
    93,168.58x = 6,798,985,037.86
  5. Step 5: Solve for x
    x = 6,798,985,037.86/93,168.58
  6. Step 6: Final answer
    x = 72,975.08

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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.