Home / 93,006.82-128,348.78-50,565.35

Finding the Fourth Proportional to 93,006.82, 128,348.78 and 50,565.35

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Solution

The fourth proportional to 93,006.82, 128,348.78 and 50,565.35 is: 69,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,006.82 : 128,348.78 = 50,565.35 : x
  2. Step 2: Convert to fraction form
    93,006.82/128,348.78 = 50,565.35/x
  3. Step 3: Cross multiply
    93,006.82x = 128,348.78 × 50,565.35
  4. Step 4: Simplify right side
    93,006.82x = 6,490,001,303.64
  5. Step 5: Solve for x
    x = 6,490,001,303.64/93,006.82
  6. Step 6: Final answer
    x = 69,779.84

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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.