Home / 197,590.29-296,416.19-64,439.50

Finding the Fourth Proportional to 197,590.29, 296,416.19 and 64,439.50

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Solution

The fourth proportional to 197,590.29, 296,416.19 and 64,439.50 is: 96,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,590.29 : 296,416.19 = 64,439.50 : x
  2. Step 2: Convert to fraction form
    197,590.29/296,416.19 = 64,439.50/x
  3. Step 3: Cross multiply
    197,590.29x = 296,416.19 × 64,439.50
  4. Step 4: Simplify right side
    197,590.29x = 19,100,911,075.51
  5. Step 5: Solve for x
    x = 19,100,911,075.51/197,590.29
  6. Step 6: Final answer
    x = 96,669.28

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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.