Home / 53,988.08-74,503.04-29,789.26

Finding the Fourth Proportional to 53,988.08, 74,503.04 and 29,789.26

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Solution

The fourth proportional to 53,988.08, 74,503.04 and 29,789.26 is: 41,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988.08 : 74,503.04 = 29,789.26 : x
  2. Step 2: Convert to fraction form
    53,988.08/74,503.04 = 29,789.26/x
  3. Step 3: Cross multiply
    53,988.08x = 74,503.04 × 29,789.26
  4. Step 4: Simplify right side
    53,988.08x = 2,219,390,094.15
  5. Step 5: Solve for x
    x = 2,219,390,094.15/53,988.08
  6. Step 6: Final answer
    x = 41,108.89

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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.