Home / 93,645.19-129,238.81-53,371.93

Finding the Fourth Proportional to 93,645.19, 129,238.81 and 53,371.93

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Solution

The fourth proportional to 93,645.19, 129,238.81 and 53,371.93 is: 73,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,645.19 : 129,238.81 = 53,371.93 : x
  2. Step 2: Convert to fraction form
    93,645.19/129,238.81 = 53,371.93/x
  3. Step 3: Cross multiply
    93,645.19x = 129,238.81 × 53,371.93
  4. Step 4: Simplify right side
    93,645.19x = 6,897,724,453.74
  5. Step 5: Solve for x
    x = 6,897,724,453.74/93,645.19
  6. Step 6: Final answer
    x = 73,658.08

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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.