Home / 210,114.48-289,982.64-119,484.24

Finding the Fourth Proportional to 210,114.48, 289,982.64 and 119,484.24

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Solution

The fourth proportional to 210,114.48, 289,982.64 and 119,484.24 is: 164,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,114.48 : 289,982.64 = 119,484.24 : x
  2. Step 2: Convert to fraction form
    210,114.48/289,982.64 = 119,484.24/x
  3. Step 3: Cross multiply
    210,114.48x = 289,982.64 × 119,484.24
  4. Step 4: Simplify right side
    210,114.48x = 34,648,355,353.59
  5. Step 5: Solve for x
    x = 34,648,355,353.59/210,114.48
  6. Step 6: Final answer
    x = 164,902.27

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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.