Home / 47,574.17-65,590.12-40,931.16

Finding the Fourth Proportional to 47,574.17, 65,590.12 and 40,931.16

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Solution

The fourth proportional to 47,574.17, 65,590.12 and 40,931.16 is: 56,431.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.17 : 65,590.12 = 40,931.16 : x
  2. Step 2: Convert to fraction form
    47,574.17/65,590.12 = 40,931.16/x
  3. Step 3: Cross multiply
    47,574.17x = 65,590.12 × 40,931.16
  4. Step 4: Simplify right side
    47,574.17x = 2,684,679,696.14
  5. Step 5: Solve for x
    x = 2,684,679,696.14/47,574.17
  6. Step 6: Final answer
    x = 56,431.46

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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.