Home / 85,730.59-118,365.98-53,514.26

Finding the Fourth Proportional to 85,730.59, 118,365.98 and 53,514.26

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Solution

The fourth proportional to 85,730.59, 118,365.98 and 53,514.26 is: 73,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,730.59 : 118,365.98 = 53,514.26 : x
  2. Step 2: Convert to fraction form
    85,730.59/118,365.98 = 53,514.26/x
  3. Step 3: Cross multiply
    85,730.59x = 118,365.98 × 53,514.26
  4. Step 4: Simplify right side
    85,730.59x = 6,334,267,814.70
  5. Step 5: Solve for x
    x = 6,334,267,814.70/85,730.59
  6. Step 6: Final answer
    x = 73,885.74

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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.