Home / 177,106.39-265,603.69-70,443.97

Finding the Fourth Proportional to 177,106.39, 265,603.69 and 70,443.97

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Solution

The fourth proportional to 177,106.39, 265,603.69 and 70,443.97 is: 105,643.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,106.39 : 265,603.69 = 70,443.97 : x
  2. Step 2: Convert to fraction form
    177,106.39/265,603.69 = 70,443.97/x
  3. Step 3: Cross multiply
    177,106.39x = 265,603.69 × 70,443.97
  4. Step 4: Simplify right side
    177,106.39x = 18,710,176,690.01
  5. Step 5: Solve for x
    x = 18,710,176,690.01/177,106.39
  6. Step 6: Final answer
    x = 105,643.72

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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.