Home / 93,051.38-128,409.71-50,609.91

Finding the Fourth Proportional to 93,051.38, 128,409.71 and 50,609.91

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Solution

The fourth proportional to 93,051.38, 128,409.71 and 50,609.91 is: 69,841.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.38 : 128,409.71 = 50,609.91 : x
  2. Step 2: Convert to fraction form
    93,051.38/128,409.71 = 50,609.91/x
  3. Step 3: Cross multiply
    93,051.38x = 128,409.71 × 50,609.91
  4. Step 4: Simplify right side
    93,051.38x = 6,498,804,094.71
  5. Step 5: Solve for x
    x = 6,498,804,094.71/93,051.38
  6. Step 6: Final answer
    x = 69,841.03

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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.