Home / 178,001.03-245,635.40-97,426.89

Finding the Fourth Proportional to 178,001.03, 245,635.40 and 97,426.89

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Solution

The fourth proportional to 178,001.03, 245,635.40 and 97,426.89 is: 134,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,001.03 : 245,635.40 = 97,426.89 : x
  2. Step 2: Convert to fraction form
    178,001.03/245,635.40 = 97,426.89/x
  3. Step 3: Cross multiply
    178,001.03x = 245,635.40 × 97,426.89
  4. Step 4: Simplify right side
    178,001.03x = 23,931,493,339.47
  5. Step 5: Solve for x
    x = 23,931,493,339.47/178,001.03
  6. Step 6: Final answer
    x = 134,445.81

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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.