Home / 178,013.51-245,636.92-141,807.16

Finding the Fourth Proportional to 178,013.51, 245,636.92 and 141,807.16

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Solution

The fourth proportional to 178,013.51, 245,636.92 and 141,807.16 is: 195,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,013.51 : 245,636.92 = 141,807.16 : x
  2. Step 2: Convert to fraction form
    178,013.51/245,636.92 = 141,807.16/x
  3. Step 3: Cross multiply
    178,013.51x = 245,636.92 × 141,807.16
  4. Step 4: Simplify right side
    178,013.51x = 34,833,074,500.65
  5. Step 5: Solve for x
    x = 34,833,074,500.65/178,013.51
  6. Step 6: Final answer
    x = 195,676.58

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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.