Home / 116,361.06-160,595.64-71,065.10

Finding the Fourth Proportional to 116,361.06, 160,595.64 and 71,065.10

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Solution

The fourth proportional to 116,361.06, 160,595.64 and 71,065.10 is: 98,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,361.06 : 160,595.64 = 71,065.10 : x
  2. Step 2: Convert to fraction form
    116,361.06/160,595.64 = 71,065.10/x
  3. Step 3: Cross multiply
    116,361.06x = 160,595.64 × 71,065.10
  4. Step 4: Simplify right side
    116,361.06x = 11,412,745,216.16
  5. Step 5: Solve for x
    x = 11,412,745,216.16/116,361.06
  6. Step 6: Final answer
    x = 98,080.45

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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.