Home / 191,675.79-287,556-58,566.45

Finding the Fourth Proportional to 191,675.79, 287,556 and 58,566.45

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Solution

The fourth proportional to 191,675.79, 287,556 and 58,566.45 is: 87,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,675.79 : 287,556 = 58,566.45 : x
  2. Step 2: Convert to fraction form
    191,675.79/287,556 = 58,566.45/x
  3. Step 3: Cross multiply
    191,675.79x = 287,556 × 58,566.45
  4. Step 4: Simplify right side
    191,675.79x = 16,841,134,096.20
  5. Step 5: Solve for x
    x = 16,841,134,096.20/191,675.79
  6. Step 6: Final answer
    x = 87,862.60

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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.