Home / 86,058.02-128,970.38-41,596.32

Finding the Fourth Proportional to 86,058.02, 128,970.38 and 41,596.32

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Solution

The fourth proportional to 86,058.02, 128,970.38 and 41,596.32 is: 62,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,058.02 : 128,970.38 = 41,596.32 : x
  2. Step 2: Convert to fraction form
    86,058.02/128,970.38 = 41,596.32/x
  3. Step 3: Cross multiply
    86,058.02x = 128,970.38 × 41,596.32
  4. Step 4: Simplify right side
    86,058.02x = 5,364,693,197.00
  5. Step 5: Solve for x
    x = 5,364,693,197.00/86,058.02
  6. Step 6: Final answer
    x = 62,338.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.