Home / 177,686.68-245,208.04-97,115.16

Finding the Fourth Proportional to 177,686.68, 245,208.04 and 97,115.16

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Solution

The fourth proportional to 177,686.68, 245,208.04 and 97,115.16 is: 134,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,686.68 : 245,208.04 = 97,115.16 : x
  2. Step 2: Convert to fraction form
    177,686.68/245,208.04 = 97,115.16/x
  3. Step 3: Cross multiply
    177,686.68x = 245,208.04 × 97,115.16
  4. Step 4: Simplify right side
    177,686.68x = 23,813,418,037.89
  5. Step 5: Solve for x
    x = 23,813,418,037.89/177,686.68
  6. Step 6: Final answer
    x = 134,019.15

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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.