Home / 181,521.10-272,281.65-134,865.10

Finding the Fourth Proportional to 181,521.10, 272,281.65 and 134,865.10

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Solution

The fourth proportional to 181,521.10, 272,281.65 and 134,865.10 is: 202,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,521.10 : 272,281.65 = 134,865.10 : x
  2. Step 2: Convert to fraction form
    181,521.10/272,281.65 = 134,865.10/x
  3. Step 3: Cross multiply
    181,521.10x = 272,281.65 × 134,865.10
  4. Step 4: Simplify right side
    181,521.10x = 36,721,291,955.42
  5. Step 5: Solve for x
    x = 36,721,291,955.42/181,521.10
  6. Step 6: Final answer
    x = 202,297.65

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1.5x scale

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.