Home / 60,317.04-90,519.28-42,430.10

Finding the Fourth Proportional to 60,317.04, 90,519.28 and 42,430.10

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Solution

The fourth proportional to 60,317.04, 90,519.28 and 42,430.10 is: 63,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,317.04 : 90,519.28 = 42,430.10 : x
  2. Step 2: Convert to fraction form
    60,317.04/90,519.28 = 42,430.10/x
  3. Step 3: Cross multiply
    60,317.04x = 90,519.28 × 42,430.10
  4. Step 4: Simplify right side
    60,317.04x = 3,840,742,102.33
  5. Step 5: Solve for x
    x = 3,840,742,102.33/60,317.04
  6. Step 6: Final answer
    x = 63,675.90

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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.