Home / 103,632.02-143,010.60-60,621.02

Finding the Fourth Proportional to 103,632.02, 143,010.60 and 60,621.02

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Solution

The fourth proportional to 103,632.02, 143,010.60 and 60,621.02 is: 83,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.02 : 143,010.60 = 60,621.02 : x
  2. Step 2: Convert to fraction form
    103,632.02/143,010.60 = 60,621.02/x
  3. Step 3: Cross multiply
    103,632.02x = 143,010.60 × 60,621.02
  4. Step 4: Simplify right side
    103,632.02x = 8,669,448,442.81
  5. Step 5: Solve for x
    x = 8,669,448,442.81/103,632.02
  6. Step 6: Final answer
    x = 83,656.08

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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.