Home / 93,066.12-128,432.23-50,624.76

Finding the Fourth Proportional to 93,066.12, 128,432.23 and 50,624.76

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Solution

The fourth proportional to 93,066.12, 128,432.23 and 50,624.76 is: 69,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,066.12 : 128,432.23 = 50,624.76 : x
  2. Step 2: Convert to fraction form
    93,066.12/128,432.23 = 50,624.76/x
  3. Step 3: Cross multiply
    93,066.12x = 128,432.23 × 50,624.76
  4. Step 4: Simplify right side
    93,066.12x = 6,501,850,820.01
  5. Step 5: Solve for x
    x = 6,501,850,820.01/93,066.12
  6. Step 6: Final answer
    x = 69,862.70

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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.