Home / 93,030.24-128,381.68-50,588.64

Finding the Fourth Proportional to 93,030.24, 128,381.68 and 50,588.64

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Solution

The fourth proportional to 93,030.24, 128,381.68 and 50,588.64 is: 69,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.24 : 128,381.68 = 50,588.64 : x
  2. Step 2: Convert to fraction form
    93,030.24/128,381.68 = 50,588.64/x
  3. Step 3: Cross multiply
    93,030.24x = 128,381.68 × 50,588.64
  4. Step 4: Simplify right side
    93,030.24x = 6,494,654,592.12
  5. Step 5: Solve for x
    x = 6,494,654,592.12/93,030.24
  6. Step 6: Final answer
    x = 69,812.30

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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.