Home / 93,828.24-129,450.81-53,513.01

Finding the Fourth Proportional to 93,828.24, 129,450.81 and 53,513.01

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Solution

The fourth proportional to 93,828.24, 129,450.81 and 53,513.01 is: 73,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,828.24 : 129,450.81 = 53,513.01 : x
  2. Step 2: Convert to fraction form
    93,828.24/129,450.81 = 53,513.01/x
  3. Step 3: Cross multiply
    93,828.24x = 129,450.81 × 53,513.01
  4. Step 4: Simplify right side
    93,828.24x = 6,927,302,490.04
  5. Step 5: Solve for x
    x = 6,927,302,490.04/93,828.24
  6. Step 6: Final answer
    x = 73,829.61

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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.