Home / 157,256.20-235,981.50-63,762.76

Finding the Fourth Proportional to 157,256.20, 235,981.50 and 63,762.76

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Solution

The fourth proportional to 157,256.20, 235,981.50 and 63,762.76 is: 95,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,256.20 : 235,981.50 = 63,762.76 : x
  2. Step 2: Convert to fraction form
    157,256.20/235,981.50 = 63,762.76/x
  3. Step 3: Cross multiply
    157,256.20x = 235,981.50 × 63,762.76
  4. Step 4: Simplify right side
    157,256.20x = 15,046,831,748.94
  5. Step 5: Solve for x
    x = 15,046,831,748.94/157,256.20
  6. Step 6: Final answer
    x = 95,683.55

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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.