Home / 70,935.17-97,885.73-42,256.91

Finding the Fourth Proportional to 70,935.17, 97,885.73 and 42,256.91

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Solution

The fourth proportional to 70,935.17, 97,885.73 and 42,256.91 is: 58,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.17 : 97,885.73 = 42,256.91 : x
  2. Step 2: Convert to fraction form
    70,935.17/97,885.73 = 42,256.91/x
  3. Step 3: Cross multiply
    70,935.17x = 97,885.73 × 42,256.91
  4. Step 4: Simplify right side
    70,935.17x = 4,136,347,782.18
  5. Step 5: Solve for x
    x = 4,136,347,782.18/70,935.17
  6. Step 6: Final answer
    x = 58,311.67

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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.