Home / 190,848.70-286,042.65-97,306.30

Finding the Fourth Proportional to 190,848.70, 286,042.65 and 97,306.30

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Solution

The fourth proportional to 190,848.70, 286,042.65 and 97,306.30 is: 145,841.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848.70 : 286,042.65 = 97,306.30 : x
  2. Step 2: Convert to fraction form
    190,848.70/286,042.65 = 97,306.30/x
  3. Step 3: Cross multiply
    190,848.70x = 286,042.65 × 97,306.30
  4. Step 4: Simplify right side
    190,848.70x = 27,833,751,913.70
  5. Step 5: Solve for x
    x = 27,833,751,913.70/190,848.70
  6. Step 6: Final answer
    x = 145,841.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.