Home / 93,309.06-128,766.95-53,025

Finding the Fourth Proportional to 93,309.06, 128,766.95 and 53,025

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Solution

The fourth proportional to 93,309.06, 128,766.95 and 53,025 is: 73,174.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,309.06 : 128,766.95 = 53,025 : x
  2. Step 2: Convert to fraction form
    93,309.06/128,766.95 = 53,025/x
  3. Step 3: Cross multiply
    93,309.06x = 128,766.95 × 53,025
  4. Step 4: Simplify right side
    93,309.06x = 6,827,867,258.63
  5. Step 5: Solve for x
    x = 6,827,867,258.63/93,309.06
  6. Step 6: Final answer
    x = 73,174.75

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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.