Home / 70,838.18-97,756.98-42,544.34

Finding the Fourth Proportional to 70,838.18, 97,756.98 and 42,544.34

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Solution

The fourth proportional to 70,838.18, 97,756.98 and 42,544.34 is: 58,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,838.18 : 97,756.98 = 42,544.34 : x
  2. Step 2: Convert to fraction form
    70,838.18/97,756.98 = 42,544.34/x
  3. Step 3: Cross multiply
    70,838.18x = 97,756.98 × 42,544.34
  4. Step 4: Simplify right side
    70,838.18x = 4,159,006,194.49
  5. Step 5: Solve for x
    x = 4,159,006,194.49/70,838.18
  6. Step 6: Final answer
    x = 58,711.36

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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.