Home / 92,881.14-128,176.46-52,602.74

Finding the Fourth Proportional to 92,881.14, 128,176.46 and 52,602.74

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Solution

The fourth proportional to 92,881.14, 128,176.46 and 52,602.74 is: 72,592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,881.14 : 128,176.46 = 52,602.74 : x
  2. Step 2: Convert to fraction form
    92,881.14/128,176.46 = 52,602.74/x
  3. Step 3: Cross multiply
    92,881.14x = 128,176.46 × 52,602.74
  4. Step 4: Simplify right side
    92,881.14x = 6,742,432,999.50
  5. Step 5: Solve for x
    x = 6,742,432,999.50/92,881.14
  6. Step 6: Final answer
    x = 72,592.06

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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.