Home / 53,877.60-74,330.64-32,649.12

Finding the Fourth Proportional to 53,877.60, 74,330.64 and 32,649.12

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Solution

The fourth proportional to 53,877.60, 74,330.64 and 32,649.12 is: 45,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,877.60 : 74,330.64 = 32,649.12 : x
  2. Step 2: Convert to fraction form
    53,877.60/74,330.64 = 32,649.12/x
  3. Step 3: Cross multiply
    53,877.60x = 74,330.64 × 32,649.12
  4. Step 4: Simplify right side
    53,877.60x = 2,426,829,985.04
  5. Step 5: Solve for x
    x = 2,426,829,985.04/53,877.60
  6. Step 6: Final answer
    x = 45,043.39

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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.