Home / 93,187.18-128,598.51-50,744.80

Finding the Fourth Proportional to 93,187.18, 128,598.51 and 50,744.80

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Solution

The fourth proportional to 93,187.18, 128,598.51 and 50,744.80 is: 70,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,187.18 : 128,598.51 = 50,744.80 : x
  2. Step 2: Convert to fraction form
    93,187.18/128,598.51 = 50,744.80/x
  3. Step 3: Cross multiply
    93,187.18x = 128,598.51 × 50,744.80
  4. Step 4: Simplify right side
    93,187.18x = 6,525,705,670.25
  5. Step 5: Solve for x
    x = 6,525,705,670.25/93,187.18
  6. Step 6: Final answer
    x = 70,027.93

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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.