Home / 153,704.39-212,050.91-93,252.87

Finding the Fourth Proportional to 153,704.39, 212,050.91 and 93,252.87

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Solution

The fourth proportional to 153,704.39, 212,050.91 and 93,252.87 is: 128,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,704.39 : 212,050.91 = 93,252.87 : x
  2. Step 2: Convert to fraction form
    153,704.39/212,050.91 = 93,252.87/x
  3. Step 3: Cross multiply
    153,704.39x = 212,050.91 × 93,252.87
  4. Step 4: Simplify right side
    153,704.39x = 19,774,356,176.74
  5. Step 5: Solve for x
    x = 19,774,356,176.74/153,704.39
  6. Step 6: Final answer
    x = 128,651.87

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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.