Home / 190,824.20-286,005.90-97,281.80

Finding the Fourth Proportional to 190,824.20, 286,005.90 and 97,281.80

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Solution

The fourth proportional to 190,824.20, 286,005.90 and 97,281.80 is: 145,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,824.20 : 286,005.90 = 97,281.80 : x
  2. Step 2: Convert to fraction form
    190,824.20/286,005.90 = 97,281.80/x
  3. Step 3: Cross multiply
    190,824.20x = 286,005.90 × 97,281.80
  4. Step 4: Simplify right side
    190,824.20x = 27,823,168,762.62
  5. Step 5: Solve for x
    x = 27,823,168,762.62/190,824.20
  6. Step 6: Final answer
    x = 145,805.24

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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.