Home / 52,817.13-72,887.64-30,461.13

Finding the Fourth Proportional to 52,817.13, 72,887.64 and 30,461.13

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Solution

The fourth proportional to 52,817.13, 72,887.64 and 30,461.13 is: 42,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.13 : 72,887.64 = 30,461.13 : x
  2. Step 2: Convert to fraction form
    52,817.13/72,887.64 = 30,461.13/x
  3. Step 3: Cross multiply
    52,817.13x = 72,887.64 × 30,461.13
  4. Step 4: Simplify right side
    52,817.13x = 2,220,239,877.43
  5. Step 5: Solve for x
    x = 2,220,239,877.43/52,817.13
  6. Step 6: Final answer
    x = 42,036.36

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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.