Home / 124,003.60-186,002.96-40,897.60

Finding the Fourth Proportional to 124,003.60, 186,002.96 and 40,897.60

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Solution

The fourth proportional to 124,003.60, 186,002.96 and 40,897.60 is: 61,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,003.60 : 186,002.96 = 40,897.60 : x
  2. Step 2: Convert to fraction form
    124,003.60/186,002.96 = 40,897.60/x
  3. Step 3: Cross multiply
    124,003.60x = 186,002.96 × 40,897.60
  4. Step 4: Simplify right side
    124,003.60x = 7,607,074,656.90
  5. Step 5: Solve for x
    x = 7,607,074,656.90/124,003.60
  6. Step 6: Final answer
    x = 61,345.60

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1.5x scale

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.