Home / 93,065.22-128,428.98-50,623.74

Finding the Fourth Proportional to 93,065.22, 128,428.98 and 50,623.74

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Solution

The fourth proportional to 93,065.22, 128,428.98 and 50,623.74 is: 69,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,065.22 : 128,428.98 = 50,623.74 : x
  2. Step 2: Convert to fraction form
    93,065.22/128,428.98 = 50,623.74/x
  3. Step 3: Cross multiply
    93,065.22x = 128,428.98 × 50,623.74
  4. Step 4: Simplify right side
    93,065.22x = 6,501,555,291.99
  5. Step 5: Solve for x
    x = 6,501,555,291.99/93,065.22
  6. Step 6: Final answer
    x = 69,860.20

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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.