Home / 93,564.48-129,120.84-51,125.64

Finding the Fourth Proportional to 93,564.48, 129,120.84 and 51,125.64

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Solution

The fourth proportional to 93,564.48, 129,120.84 and 51,125.64 is: 70,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,564.48 : 129,120.84 = 51,125.64 : x
  2. Step 2: Convert to fraction form
    93,564.48/129,120.84 = 51,125.64/x
  3. Step 3: Cross multiply
    93,564.48x = 129,120.84 × 51,125.64
  4. Step 4: Simplify right side
    93,564.48x = 6,601,385,582.34
  5. Step 5: Solve for x
    x = 6,601,385,582.34/93,564.48
  6. Step 6: Final answer
    x = 70,554.40

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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.