Home / 178,012.03-245,656.87-97,444.65

Finding the Fourth Proportional to 178,012.03, 245,656.87 and 97,444.65

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Solution

The fourth proportional to 178,012.03, 245,656.87 and 97,444.65 is: 134,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,012.03 : 245,656.87 = 97,444.65 : x
  2. Step 2: Convert to fraction form
    178,012.03/245,656.87 = 97,444.65/x
  3. Step 3: Cross multiply
    178,012.03x = 245,656.87 × 97,444.65
  4. Step 4: Simplify right side
    178,012.03x = 23,937,947,230.02
  5. Step 5: Solve for x
    x = 23,937,947,230.02/178,012.03
  6. Step 6: Final answer
    x = 134,473.77

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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.