Home / 112,927.50-155,840.22-62,636.22

Finding the Fourth Proportional to 112,927.50, 155,840.22 and 62,636.22

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Solution

The fourth proportional to 112,927.50, 155,840.22 and 62,636.22 is: 86,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,927.50 : 155,840.22 = 62,636.22 : x
  2. Step 2: Convert to fraction form
    112,927.50/155,840.22 = 62,636.22/x
  3. Step 3: Cross multiply
    112,927.50x = 155,840.22 × 62,636.22
  4. Step 4: Simplify right side
    112,927.50x = 9,761,242,304.77
  5. Step 5: Solve for x
    x = 9,761,242,304.77/112,927.50
  6. Step 6: Final answer
    x = 86,438.13

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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.