Home / 190,852.70-286,279.05-97,346.30

Finding the Fourth Proportional to 190,852.70, 286,279.05 and 97,346.30

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Solution

The fourth proportional to 190,852.70, 286,279.05 and 97,346.30 is: 146,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,852.70 : 286,279.05 = 97,346.30 : x
  2. Step 2: Convert to fraction form
    190,852.70/286,279.05 = 97,346.30/x
  3. Step 3: Cross multiply
    190,852.70x = 286,279.05 × 97,346.30
  4. Step 4: Simplify right side
    190,852.70x = 27,868,206,285.02
  5. Step 5: Solve for x
    x = 27,868,206,285.02/190,852.70
  6. Step 6: Final answer
    x = 146,019.45

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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.