Home / 178,178.32-245,886.14-97,608.74

Finding the Fourth Proportional to 178,178.32, 245,886.14 and 97,608.74

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Solution

The fourth proportional to 178,178.32, 245,886.14 and 97,608.74 is: 134,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,178.32 : 245,886.14 = 97,608.74 : x
  2. Step 2: Convert to fraction form
    178,178.32/245,886.14 = 97,608.74/x
  3. Step 3: Cross multiply
    178,178.32x = 245,886.14 × 97,608.74
  4. Step 4: Simplify right side
    178,178.32x = 24,000,636,308.86
  5. Step 5: Solve for x
    x = 24,000,636,308.86/178,178.32
  6. Step 6: Final answer
    x = 134,700.09

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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.