Home / 92,957.83-128,281.81-50,516.36

Finding the Fourth Proportional to 92,957.83, 128,281.81 and 50,516.36

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Solution

The fourth proportional to 92,957.83, 128,281.81 and 50,516.36 is: 69,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,957.83 : 128,281.81 = 50,516.36 : x
  2. Step 2: Convert to fraction form
    92,957.83/128,281.81 = 50,516.36/x
  3. Step 3: Cross multiply
    92,957.83x = 128,281.81 × 50,516.36
  4. Step 4: Simplify right side
    92,957.83x = 6,480,330,095.41
  5. Step 5: Solve for x
    x = 6,480,330,095.41/92,957.83
  6. Step 6: Final answer
    x = 69,712.58

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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.