Home / 177,543.63-245,000.28-101,081.34

Finding the Fourth Proportional to 177,543.63, 245,000.28 and 101,081.34

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Solution

The fourth proportional to 177,543.63, 245,000.28 and 101,081.34 is: 139,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,543.63 : 245,000.28 = 101,081.34 : x
  2. Step 2: Convert to fraction form
    177,543.63/245,000.28 = 101,081.34/x
  3. Step 3: Cross multiply
    177,543.63x = 245,000.28 × 101,081.34
  4. Step 4: Simplify right side
    177,543.63x = 24,764,956,602.78
  5. Step 5: Solve for x
    x = 24,764,956,602.78/177,543.63
  6. Step 6: Final answer
    x = 139,486.60

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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.