Home / 74,427.60-111,641.40-44,903.10

Finding the Fourth Proportional to 74,427.60, 111,641.40 and 44,903.10

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Solution

The fourth proportional to 74,427.60, 111,641.40 and 44,903.10 is: 67,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,427.60 : 111,641.40 = 44,903.10 : x
  2. Step 2: Convert to fraction form
    74,427.60/111,641.40 = 44,903.10/x
  3. Step 3: Cross multiply
    74,427.60x = 111,641.40 × 44,903.10
  4. Step 4: Simplify right side
    74,427.60x = 5,013,044,948.34
  5. Step 5: Solve for x
    x = 5,013,044,948.34/74,427.60
  6. Step 6: Final answer
    x = 67,354.65

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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.