Home / 153,964.48-212,486.52-93,541.18

Finding the Fourth Proportional to 153,964.48, 212,486.52 and 93,541.18

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Solution

The fourth proportional to 153,964.48, 212,486.52 and 93,541.18 is: 129,096.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,964.48 : 212,486.52 = 93,541.18 : x
  2. Step 2: Convert to fraction form
    153,964.48/212,486.52 = 93,541.18/x
  3. Step 3: Cross multiply
    153,964.48x = 212,486.52 × 93,541.18
  4. Step 4: Simplify right side
    153,964.48x = 19,876,239,814.89
  5. Step 5: Solve for x
    x = 19,876,239,814.89/153,964.48
  6. Step 6: Final answer
    x = 129,096.27

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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.