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Finding the Fourth Proportional to 93,225.63, 128,646.96 and 52,934.13

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Solution

The fourth proportional to 93,225.63, 128,646.96 and 52,934.13 is: 73,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,225.63 : 128,646.96 = 52,934.13 : x
  2. Step 2: Convert to fraction form
    93,225.63/128,646.96 = 52,934.13/x
  3. Step 3: Cross multiply
    93,225.63x = 128,646.96 × 52,934.13
  4. Step 4: Simplify right side
    93,225.63x = 6,809,814,904.74
  5. Step 5: Solve for x
    x = 6,809,814,904.74/93,225.63
  6. Step 6: Final answer
    x = 73,046.60

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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.