Home / 93,089.14-128,461.08-50,647.84

Finding the Fourth Proportional to 93,089.14, 128,461.08 and 50,647.84

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Solution

The fourth proportional to 93,089.14, 128,461.08 and 50,647.84 is: 69,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,089.14 : 128,461.08 = 50,647.84 : x
  2. Step 2: Convert to fraction form
    93,089.14/128,461.08 = 50,647.84/x
  3. Step 3: Cross multiply
    93,089.14x = 128,461.08 × 50,647.84
  4. Step 4: Simplify right side
    93,089.14x = 6,506,276,226.07
  5. Step 5: Solve for x
    x = 6,506,276,226.07/93,089.14
  6. Step 6: Final answer
    x = 69,892.97

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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.