Home / 86,363.60-119,157-59,513.36

Finding the Fourth Proportional to 86,363.60, 119,157 and 59,513.36

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Solution

The fourth proportional to 86,363.60, 119,157 and 59,513.36 is: 82,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,363.60 : 119,157 = 59,513.36 : x
  2. Step 2: Convert to fraction form
    86,363.60/119,157 = 59,513.36/x
  3. Step 3: Cross multiply
    86,363.60x = 119,157 × 59,513.36
  4. Step 4: Simplify right side
    86,363.60x = 7,091,433,437.52
  5. Step 5: Solve for x
    x = 7,091,433,437.52/86,363.60
  6. Step 6: Final answer
    x = 82,111.37

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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.