Home / 117,065.04-161,549.76-63,350.06

Finding the Fourth Proportional to 117,065.04, 161,549.76 and 63,350.06

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Solution

The fourth proportional to 117,065.04, 161,549.76 and 63,350.06 is: 87,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,065.04 : 161,549.76 = 63,350.06 : x
  2. Step 2: Convert to fraction form
    117,065.04/161,549.76 = 63,350.06/x
  3. Step 3: Cross multiply
    117,065.04x = 161,549.76 × 63,350.06
  4. Step 4: Simplify right side
    117,065.04x = 10,234,186,181.24
  5. Step 5: Solve for x
    x = 10,234,186,181.24/117,065.04
  6. Step 6: Final answer
    x = 87,423.08

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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.