Home / 93,977.64-129,690.45-51,533.37

Finding the Fourth Proportional to 93,977.64, 129,690.45 and 51,533.37

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Solution

The fourth proportional to 93,977.64, 129,690.45 and 51,533.37 is: 71,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,977.64 : 129,690.45 = 51,533.37 : x
  2. Step 2: Convert to fraction form
    93,977.64/129,690.45 = 51,533.37/x
  3. Step 3: Cross multiply
    93,977.64x = 129,690.45 × 51,533.37
  4. Step 4: Simplify right side
    93,977.64x = 6,683,385,945.32
  5. Step 5: Solve for x
    x = 6,683,385,945.32/93,977.64
  6. Step 6: Final answer
    x = 71,116.77

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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.