Home / 93,967.12-129,677.52-51,528.64

Finding the Fourth Proportional to 93,967.12, 129,677.52 and 51,528.64

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Solution

The fourth proportional to 93,967.12, 129,677.52 and 51,528.64 is: 71,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,967.12 : 129,677.52 = 51,528.64 : x
  2. Step 2: Convert to fraction form
    93,967.12/129,677.52 = 51,528.64/x
  3. Step 3: Cross multiply
    93,967.12x = 129,677.52 × 51,528.64
  4. Step 4: Simplify right side
    93,967.12x = 6,682,106,244.17
  5. Step 5: Solve for x
    x = 6,682,106,244.17/93,967.12
  6. Step 6: Final answer
    x = 71,111.11

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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.