Home / 93,616.93-129,191.40-51,175.45

Finding the Fourth Proportional to 93,616.93, 129,191.40 and 51,175.45

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Solution

The fourth proportional to 93,616.93, 129,191.40 and 51,175.45 is: 70,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,616.93 : 129,191.40 = 51,175.45 : x
  2. Step 2: Convert to fraction form
    93,616.93/129,191.40 = 51,175.45/x
  3. Step 3: Cross multiply
    93,616.93x = 129,191.40 × 51,175.45
  4. Step 4: Simplify right side
    93,616.93x = 6,611,428,031.13
  5. Step 5: Solve for x
    x = 6,611,428,031.13/93,616.93
  6. Step 6: Final answer
    x = 70,622.14

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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.