Home / 178,208.03-245,730.07-113,574.98

Finding the Fourth Proportional to 178,208.03, 245,730.07 and 113,574.98

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Solution

The fourth proportional to 178,208.03, 245,730.07 and 113,574.98 is: 156,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,208.03 : 245,730.07 = 113,574.98 : x
  2. Step 2: Convert to fraction form
    178,208.03/245,730.07 = 113,574.98/x
  3. Step 3: Cross multiply
    178,208.03x = 245,730.07 × 113,574.98
  4. Step 4: Simplify right side
    178,208.03x = 27,908,787,785.65
  5. Step 5: Solve for x
    x = 27,908,787,785.65/178,208.03
  6. Step 6: Final answer
    x = 156,607.91

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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.