Home / 77,237.61-106,590.50-43,247.51

Finding the Fourth Proportional to 77,237.61, 106,590.50 and 43,247.51

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Solution

The fourth proportional to 77,237.61, 106,590.50 and 43,247.51 is: 59,683.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,237.61 : 106,590.50 = 43,247.51 : x
  2. Step 2: Convert to fraction form
    77,237.61/106,590.50 = 43,247.51/x
  3. Step 3: Cross multiply
    77,237.61x = 106,590.50 × 43,247.51
  4. Step 4: Simplify right side
    77,237.61x = 4,609,773,714.66
  5. Step 5: Solve for x
    x = 4,609,773,714.66/77,237.61
  6. Step 6: Final answer
    x = 59,683.02

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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.