Home / 93,222.14-128,646.77-50,779.76

Finding the Fourth Proportional to 93,222.14, 128,646.77 and 50,779.76

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Solution

The fourth proportional to 93,222.14, 128,646.77 and 50,779.76 is: 70,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,222.14 : 128,646.77 = 50,779.76 : x
  2. Step 2: Convert to fraction form
    93,222.14/128,646.77 = 50,779.76/x
  3. Step 3: Cross multiply
    93,222.14x = 128,646.77 × 50,779.76
  4. Step 4: Simplify right side
    93,222.14x = 6,532,652,105.38
  5. Step 5: Solve for x
    x = 6,532,652,105.38/93,222.14
  6. Step 6: Final answer
    x = 70,076.19

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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.