Home / 74,264.23-102,482.53-42,433.05

Finding the Fourth Proportional to 74,264.23, 102,482.53 and 42,433.05

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Solution

The fourth proportional to 74,264.23, 102,482.53 and 42,433.05 is: 58,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,264.23 : 102,482.53 = 42,433.05 : x
  2. Step 2: Convert to fraction form
    74,264.23/102,482.53 = 42,433.05/x
  3. Step 3: Cross multiply
    74,264.23x = 102,482.53 × 42,433.05
  4. Step 4: Simplify right side
    74,264.23x = 4,348,646,319.62
  5. Step 5: Solve for x
    x = 4,348,646,319.62/74,264.23
  6. Step 6: Final answer
    x = 58,556.40

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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.