Home / 191,012.16-286,419.24-101,103.60

Finding the Fourth Proportional to 191,012.16, 286,419.24 and 101,103.60

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Solution

The fourth proportional to 191,012.16, 286,419.24 and 101,103.60 is: 151,603.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,012.16 : 286,419.24 = 101,103.60 : x
  2. Step 2: Convert to fraction form
    191,012.16/286,419.24 = 101,103.60/x
  3. Step 3: Cross multiply
    191,012.16x = 286,419.24 × 101,103.60
  4. Step 4: Simplify right side
    191,012.16x = 28,958,016,273.26
  5. Step 5: Solve for x
    x = 28,958,016,273.26/191,012.16
  6. Step 6: Final answer
    x = 151,603.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.