Home / 93,113.37-128,499.36-52,828.83

Finding the Fourth Proportional to 93,113.37, 128,499.36 and 52,828.83

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Solution

The fourth proportional to 93,113.37, 128,499.36 and 52,828.83 is: 72,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,113.37 : 128,499.36 = 52,828.83 : x
  2. Step 2: Convert to fraction form
    93,113.37/128,499.36 = 52,828.83/x
  3. Step 3: Cross multiply
    93,113.37x = 128,499.36 × 52,828.83
  4. Step 4: Simplify right side
    93,113.37x = 6,788,470,844.55
  5. Step 5: Solve for x
    x = 6,788,470,844.55/93,113.37
  6. Step 6: Final answer
    x = 72,905.44

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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.