Home / 74,030.85-111,082.65-34,590.74

Finding the Fourth Proportional to 74,030.85, 111,082.65 and 34,590.74

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Solution

The fourth proportional to 74,030.85, 111,082.65 and 34,590.74 is: 51,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,030.85 : 111,082.65 = 34,590.74 : x
  2. Step 2: Convert to fraction form
    74,030.85/111,082.65 = 34,590.74/x
  3. Step 3: Cross multiply
    74,030.85x = 111,082.65 × 34,590.74
  4. Step 4: Simplify right side
    74,030.85x = 3,842,430,509.25
  5. Step 5: Solve for x
    x = 3,842,430,509.25/74,030.85
  6. Step 6: Final answer
    x = 51,903.10

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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.