Home / 93,742.08-129,424.41-83,653.17

Finding the Fourth Proportional to 93,742.08, 129,424.41 and 83,653.17

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Solution

The fourth proportional to 93,742.08, 129,424.41 and 83,653.17 is: 115,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,742.08 : 129,424.41 = 83,653.17 : x
  2. Step 2: Convert to fraction form
    93,742.08/129,424.41 = 83,653.17/x
  3. Step 3: Cross multiply
    93,742.08x = 129,424.41 × 83,653.17
  4. Step 4: Simplify right side
    93,742.08x = 10,826,762,171.88
  5. Step 5: Solve for x
    x = 10,826,762,171.88/93,742.08
  6. Step 6: Final answer
    x = 115,495.22

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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.