Home / 70,368.28-97,108.26-38,539.18

Finding the Fourth Proportional to 70,368.28, 97,108.26 and 38,539.18

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Solution

The fourth proportional to 70,368.28, 97,108.26 and 38,539.18 is: 53,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,368.28 : 97,108.26 = 38,539.18 : x
  2. Step 2: Convert to fraction form
    70,368.28/97,108.26 = 38,539.18/x
  3. Step 3: Cross multiply
    70,368.28x = 97,108.26 × 38,539.18
  4. Step 4: Simplify right side
    70,368.28x = 3,742,472,711.63
  5. Step 5: Solve for x
    x = 3,742,472,711.63/70,368.28
  6. Step 6: Final answer
    x = 53,184.09

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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.