Home / 93,233.90-128,672.08-56,933.35

Finding the Fourth Proportional to 93,233.90, 128,672.08 and 56,933.35

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Solution

The fourth proportional to 93,233.90, 128,672.08 and 56,933.35 is: 78,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,233.90 : 128,672.08 = 56,933.35 : x
  2. Step 2: Convert to fraction form
    93,233.90/128,672.08 = 56,933.35/x
  3. Step 3: Cross multiply
    93,233.90x = 128,672.08 × 56,933.35
  4. Step 4: Simplify right side
    93,233.90x = 7,325,732,101.85
  5. Step 5: Solve for x
    x = 7,325,732,101.85/93,233.90
  6. Step 6: Final answer
    x = 78,573.69

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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.