Home / 190,688.04-286,045.74-50,445

Finding the Fourth Proportional to 190,688.04, 286,045.74 and 50,445

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Solution

The fourth proportional to 190,688.04, 286,045.74 and 50,445 is: 75,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,688.04 : 286,045.74 = 50,445 : x
  2. Step 2: Convert to fraction form
    190,688.04/286,045.74 = 50,445/x
  3. Step 3: Cross multiply
    190,688.04x = 286,045.74 × 50,445
  4. Step 4: Simplify right side
    190,688.04x = 14,429,577,354.30
  5. Step 5: Solve for x
    x = 14,429,577,354.30/190,688.04
  6. Step 6: Final answer
    x = 75,671.12

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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.