Home / 94,878.24-130,931.76-61,344

Finding the Fourth Proportional to 94,878.24, 130,931.76 and 61,344

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Solution

The fourth proportional to 94,878.24, 130,931.76 and 61,344 is: 84,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,878.24 : 130,931.76 = 61,344 : x
  2. Step 2: Convert to fraction form
    94,878.24/130,931.76 = 61,344/x
  3. Step 3: Cross multiply
    94,878.24x = 130,931.76 × 61,344
  4. Step 4: Simplify right side
    94,878.24x = 8,031,877,885.44
  5. Step 5: Solve for x
    x = 8,031,877,885.44/94,878.24
  6. Step 6: Final answer
    x = 84,654.58

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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.