Home / 168,437.04-232,442.64-92,985

Finding the Fourth Proportional to 168,437.04, 232,442.64 and 92,985

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Solution

The fourth proportional to 168,437.04, 232,442.64 and 92,985 is: 128,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,437.04 : 232,442.64 = 92,985 : x
  2. Step 2: Convert to fraction form
    168,437.04/232,442.64 = 92,985/x
  3. Step 3: Cross multiply
    168,437.04x = 232,442.64 × 92,985
  4. Step 4: Simplify right side
    168,437.04x = 21,613,678,880.40
  5. Step 5: Solve for x
    x = 21,613,678,880.40/168,437.04
  6. Step 6: Final answer
    x = 128,319.04

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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.