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Finding the Fourth Proportional to 93,854.01, 129,482.46 and 53,570.01

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Solution

The fourth proportional to 93,854.01, 129,482.46 and 53,570.01 is: 73,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,854.01 : 129,482.46 = 53,570.01 : x
  2. Step 2: Convert to fraction form
    93,854.01/129,482.46 = 53,570.01/x
  3. Step 3: Cross multiply
    93,854.01x = 129,482.46 × 53,570.01
  4. Step 4: Simplify right side
    93,854.01x = 6,936,376,677.02
  5. Step 5: Solve for x
    x = 6,936,376,677.02/93,854.01
  6. Step 6: Final answer
    x = 73,906.02

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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.