Home / 153,044.40-229,566.60-69,938.40

Finding the Fourth Proportional to 153,044.40, 229,566.60 and 69,938.40

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Solution

The fourth proportional to 153,044.40, 229,566.60 and 69,938.40 is: 104,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,044.40 : 229,566.60 = 69,938.40 : x
  2. Step 2: Convert to fraction form
    153,044.40/229,566.60 = 69,938.40/x
  3. Step 3: Cross multiply
    153,044.40x = 229,566.60 × 69,938.40
  4. Step 4: Simplify right side
    153,044.40x = 16,055,520,697.44
  5. Step 5: Solve for x
    x = 16,055,520,697.44/153,044.40
  6. Step 6: Final answer
    x = 104,907.60

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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.