Finding the Fourth Proportional to 67,564,479.36, 93,178,779.12 and 52,683,492
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Solution
The fourth proportional to 67,564,479.36, 93,178,779.12 and 52,683,492 is: 72,656,276.06
Step by Step Solution
- Step 1: Write the proportion equation
67,564,479.36 : 93,178,779.12 = 52,683,492 : x - Step 2: Convert to fraction form
67,564,479.36/93,178,779.12 = 52,683,492/x - Step 3: Cross multiply
67,564,479.36x = 93,178,779.12 × 52,683,492 - Step 4: Simplify right side
67,564,479.36x = 4,908,983,464,338,287 - Step 5: Solve for x
x = 4,908,983,464,338,287/67,564,479.36 - Step 6: Final answer
x = 72,656,276.06
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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.