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Finding the Fourth Proportional to 93,888.97, 129,567.30 and 50,869.16

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Solution

The fourth proportional to 93,888.97, 129,567.30 and 50,869.16 is: 70,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,888.97 : 129,567.30 = 50,869.16 : x
  2. Step 2: Convert to fraction form
    93,888.97/129,567.30 = 50,869.16/x
  3. Step 3: Cross multiply
    93,888.97x = 129,567.30 × 50,869.16
  4. Step 4: Simplify right side
    93,888.97x = 6,590,980,090.57
  5. Step 5: Solve for x
    x = 6,590,980,090.57/93,888.97
  6. Step 6: Final answer
    x = 70,199.72

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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.