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Finding the Fourth Proportional to 178,364.40, 246,141.90 and 97,795.32

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Solution

The fourth proportional to 178,364.40, 246,141.90 and 97,795.32 is: 134,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,364.40 : 246,141.90 = 97,795.32 : x
  2. Step 2: Convert to fraction form
    178,364.40/246,141.90 = 97,795.32/x
  3. Step 3: Cross multiply
    178,364.40x = 246,141.90 × 97,795.32
  4. Step 4: Simplify right side
    178,364.40x = 24,071,525,875.91
  5. Step 5: Solve for x
    x = 24,071,525,875.91/178,364.40
  6. Step 6: Final answer
    x = 134,957.01

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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.