Home / 93,776.13-129,412.08-51,333.75

Finding the Fourth Proportional to 93,776.13, 129,412.08 and 51,333.75

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Solution

The fourth proportional to 93,776.13, 129,412.08 and 51,333.75 is: 70,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,776.13 : 129,412.08 = 51,333.75 : x
  2. Step 2: Convert to fraction form
    93,776.13/129,412.08 = 51,333.75/x
  3. Step 3: Cross multiply
    93,776.13x = 129,412.08 × 51,333.75
  4. Step 4: Simplify right side
    93,776.13x = 6,643,207,361.70
  5. Step 5: Solve for x
    x = 6,643,207,361.70/93,776.13
  6. Step 6: Final answer
    x = 70,841.13

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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.