Home / 130,915.77-196,373.70-37,421.52

Finding the Fourth Proportional to 130,915.77, 196,373.70 and 37,421.52

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Solution

The fourth proportional to 130,915.77, 196,373.70 and 37,421.52 is: 56,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,915.77 : 196,373.70 = 37,421.52 : x
  2. Step 2: Convert to fraction form
    130,915.77/196,373.70 = 37,421.52/x
  3. Step 3: Cross multiply
    130,915.77x = 196,373.70 × 37,421.52
  4. Step 4: Simplify right side
    130,915.77x = 7,348,602,342.02
  5. Step 5: Solve for x
    x = 7,348,602,342.02/130,915.77
  6. Step 6: Final answer
    x = 56,132.29

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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.