Home / 272,020.52-375,376.94-151,160.72

Finding the Fourth Proportional to 272,020.52, 375,376.94 and 151,160.72

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Solution

The fourth proportional to 272,020.52, 375,376.94 and 151,160.72 is: 208,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,020.52 : 375,376.94 = 151,160.72 : x
  2. Step 2: Convert to fraction form
    272,020.52/375,376.94 = 151,160.72/x
  3. Step 3: Cross multiply
    272,020.52x = 375,376.94 × 151,160.72
  4. Step 4: Simplify right side
    272,020.52x = 56,742,248,521.80
  5. Step 5: Solve for x
    x = 56,742,248,521.80/272,020.52
  6. Step 6: Final answer
    x = 208,595.47

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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.