Home / 93,110.24-128,492.52-55,384.76

Finding the Fourth Proportional to 93,110.24, 128,492.52 and 55,384.76

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Solution

The fourth proportional to 93,110.24, 128,492.52 and 55,384.76 is: 76,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,110.24 : 128,492.52 = 55,384.76 : x
  2. Step 2: Convert to fraction form
    93,110.24/128,492.52 = 55,384.76/x
  3. Step 3: Cross multiply
    93,110.24x = 128,492.52 × 55,384.76
  4. Step 4: Simplify right side
    93,110.24x = 7,116,527,382.00
  5. Step 5: Solve for x
    x = 7,116,527,382.00/93,110.24
  6. Step 6: Final answer
    x = 76,431.20

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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.