Home / 178,256.10-245,989.47-97,681.86

Finding the Fourth Proportional to 178,256.10, 245,989.47 and 97,681.86

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Solution

The fourth proportional to 178,256.10, 245,989.47 and 97,681.86 is: 134,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,256.10 : 245,989.47 = 97,681.86 : x
  2. Step 2: Convert to fraction form
    178,256.10/245,989.47 = 97,681.86/x
  3. Step 3: Cross multiply
    178,256.10x = 245,989.47 × 97,681.86
  4. Step 4: Simplify right side
    178,256.10x = 24,028,708,970.01
  5. Step 5: Solve for x
    x = 24,028,708,970.01/178,256.10
  6. Step 6: Final answer
    x = 134,798.80

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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.