Home / 86,528.37-119,409.09-48,802.62

Finding the Fourth Proportional to 86,528.37, 119,409.09 and 48,802.62

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Solution

The fourth proportional to 86,528.37, 119,409.09 and 48,802.62 is: 67,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,528.37 : 119,409.09 = 48,802.62 : x
  2. Step 2: Convert to fraction form
    86,528.37/119,409.09 = 48,802.62/x
  3. Step 3: Cross multiply
    86,528.37x = 119,409.09 × 48,802.62
  4. Step 4: Simplify right side
    86,528.37x = 5,827,476,443.82
  5. Step 5: Solve for x
    x = 5,827,476,443.82/86,528.37
  6. Step 6: Final answer
    x = 67,347.58

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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.