Home / 140,211.04-193,483.02-76,536.04

Finding the Fourth Proportional to 140,211.04, 193,483.02 and 76,536.04

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Solution

The fourth proportional to 140,211.04, 193,483.02 and 76,536.04 is: 105,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,211.04 : 193,483.02 = 76,536.04 : x
  2. Step 2: Convert to fraction form
    140,211.04/193,483.02 = 76,536.04/x
  3. Step 3: Cross multiply
    140,211.04x = 193,483.02 × 76,536.04
  4. Step 4: Simplify right side
    140,211.04x = 14,808,424,158.04
  5. Step 5: Solve for x
    x = 14,808,424,158.04/140,211.04
  6. Step 6: Final answer
    x = 105,615.25

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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.