Home / 153,364.36-211,568.16-132,106.72

Finding the Fourth Proportional to 153,364.36, 211,568.16 and 132,106.72

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Solution

The fourth proportional to 153,364.36, 211,568.16 and 132,106.72 is: 182,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,364.36 : 211,568.16 = 132,106.72 : x
  2. Step 2: Convert to fraction form
    153,364.36/211,568.16 = 132,106.72/x
  3. Step 3: Cross multiply
    153,364.36x = 211,568.16 × 132,106.72
  4. Step 4: Simplify right side
    153,364.36x = 27,949,575,674.04
  5. Step 5: Solve for x
    x = 27,949,575,674.04/153,364.36
  6. Step 6: Final answer
    x = 182,242.96

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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.