Home / 171,172.02-236,199.09-94,678.95

Finding the Fourth Proportional to 171,172.02, 236,199.09 and 94,678.95

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Solution

The fourth proportional to 171,172.02, 236,199.09 and 94,678.95 is: 130,646.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,172.02 : 236,199.09 = 94,678.95 : x
  2. Step 2: Convert to fraction form
    171,172.02/236,199.09 = 94,678.95/x
  3. Step 3: Cross multiply
    171,172.02x = 236,199.09 × 94,678.95
  4. Step 4: Simplify right side
    171,172.02x = 22,363,081,832.16
  5. Step 5: Solve for x
    x = 22,363,081,832.16/171,172.02
  6. Step 6: Final answer
    x = 130,646.83

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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.